A U-Bolt is a Type of Fastener with screw holes on both ends of the shaft and the shape of the letter U. Pipes carrying liquids and gases are frequently supported with stainless steel square U bolts. Ropes are held together with square bend stainless steel U-bolts as well. The size of the pipe it was supporting would be used to describe the SS U-Bolts Dimensions.
SS U Bolts are utilised in a wide variety of applications that entail clamping any form of tubing or round bars, in addition to supporting pipes and holding ropes together. Five elements are used by stainless steel U bolt manufacturers to describe these fasteners. These five factors are rod diameter, inside length, diameter between the legs or inside diameter, and thread dimensions. Materials used to make these U bolts also fall under this category. The SS Square U Bolts have been given specialised finishes in order to have a high working performance in various environmental conditions.
For situations where corrosion resistance to humidity and other corrosive conditions is highly required, SS 316 U Bolts are one example. In order to strengthen the general corrosion resistance of these alloys, those bolts made of 316 grade stainless steel, 304 SS U-Bolts, or carbon steel are finished by hot-dipped galvanization.
| Stainless Steel U Bolts Size |
Stainless Steel U Bolts M2, M3, (M3.5), M4, M5, M6, M8, M10, M12, (M14), M16, (M18), M20, (M22), M24, (M27), M30, M33, M36, M42, (M45), M48 to M160 and Custom Sizes |
|---|---|
| Grade |
18-8 Stainless Steel, 4.8, 8.8, A2, A4, A2-70; A4-70; A4-80 U Bolts
|
| British standards | BS6105 (old: BSENISO 3506) which covers Part 1 bolts, screw and Us, part 2 nuts and part 4 tapping screws. |
| DIN Standard | B.S. DIN 933, DIN 931, DIN 934, DIN 912, DIN 603, DIN 6923, DIN 970, DIN 7981, DIN 7982, DIN916, DIN 913, DIN 7985 |
| ISO – International Organization for Standardization | ISO 4032, ISO 4033, ISO 4017, ISO7380 JIS standards |
| Length | 3 mm to 200 mm |
| Stainless Steel Bolts, Us Threads: | METRIC, BSW, BSF, UNC, UNF or as required |
| Standard: |
BS 4882 DIN 975 DIN 976 NFE 25136 ANSI B16.5
DIN, ISO, JIS, GB, IS, BS, ASTM and all International Standards
|
| UTS – Unified Thread Standard | UNC, UNF, UNEF, UNS, NPT, NPTF |
| Dimensions | ASME B18.6.3 **Exception: screws 6 inches and shorter are fully threaded. |
| Tolerance | +/-0.01mm to +/-0.05mm |
| Head drive: | Phillips, Slotted, Phillips/Slot, Six-Lobe, etc |
| Finishing: | Zinc (yellow, white, blue, black), black oxide, Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Stainless steel: Passivated Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Stainless Steel, Mechanically Applied coating and some special one like DACROMET |
| Finish | Per ASTM A380/A380M |
| Production process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing |
| Origin and service-region: | European Origin of Stainless Steel U Bolts are Western European. However projects with eastern origin are possible on request. |
| Stainless Steel bolting materials Surface Coating: |
All surface finishes can be supplied, including Zinc, Galvanised, Sherardized, Electroless Nickel, Dacromet, Geomet & PTFE. |
| Surface treatment |
|
| Top Manufacturers | SPAX® Screws, GKW, Unbrako, Kundan, APL, Sundaram Precision, Infasco, EBY Fastener Etc. |
| Stainless Steel U Bolts Packing: | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Why choose us? |
|
| MOQ | 5 pieces |
| Test Certificate: |
|
| Free Samples | Yes |
| Delivery time | Regular product is about 7-15 days, custom product will according to special requirement |
| Payment Terms | T/T, Paypal, Western Union, L/C or Trade Assurance 30% deposit & balance before shipping |
| Other available material |
|
| Stainless Steel U Bolts dealers & distributors are located in | Mumbai, Coimbatore, Kong, Tehran, Rio Bangkok, Muscat, Surat, Bogota, Dhabi, Ranchi, Montreal, Howrah, Santiago, Jamshedpur, Port-of-Spain, City, Vung Granada, Ernakulam, Istanbul, Hong Hanoi, Vadodara, Manama, Mexico Rajkot, Nagpur, Gimhae-si, Delhi, Indore, Ankara, Hyderabad, Caracas, Ahvaz, Kanpur, Abu Karachi, Perth, Al de Riyadh, Ludhiana, Lagos, Kolkata, Tau, London, Courbevoie, Dammam, Bengaluru, City, Kuwait Pimpri-Chinchwad, New Gurgaon, Melbourne, Thiruvananthapuram, Sydney, Noida, Baroda, Khobar, Calgary, Janeiro, Ahmedabad, Gujarat, Chennai, Ludhiana, Bangalore, India |
| Uses & application | Wind tower, Nuclear power, Railway, Automotive industry, Construction, Electronic industry |
|
manufacturer stainless steel A2 A4 SS304 SS316 custom u bolt
|
Price: US $0.01-0.05 / Piece
3000 Pieces (Min. Order) |
|
High quality stainless steel u bolt nut
|
Price: US $0.01-1 / Piece
500 Pieces (Min. Order) |
|
stainless steel A2 A4 SS304 SS316 custom u bolt
|
Price: US $0.1-1 / Piece
1 Piece (Min. Order) |
|
Stainless steel A2 A4 SS304 SS316 custom u bolt
|
Price: US $0.1-1 / Piece
1000 Pieces (Min. Order) |
|
316 Stainless Steel U Bolt
|
Price: US $0.002-3 / Piece
1 Piece (Min. Order) |
|
stainless steel u bolt ss304 ss316
|
Price: US $0.05-0.1 / Piece
1000 Pieces (Min. Order) |
|
Metric U type bolt with zinc plated carbon steel
|
Price: US $0.01-0.8 /Piece
500 Pieces (MOQ) |
|
Stainless steel 304 U Bolt/ carbon steel HOT forged L bolts
|
Price: US $0.01-1 / Piece
100 Pieces (Min. Order) |
|
hardware fastener stainless steel m50 astm 307a hex bolt
|
Price: US $0.01-0.1 /Piece
1000 Pieces (MOQ) |
|
High Strength And Hardness Carbon Stainless Steel Square U Bolt, U-Bolt
|
Price: US $0.1-2 / Piece
500 Pieces (Min. Order) |
|
Carabiner High Quality carbon / stainless steel U bolt and nut with gasket
|
Price: US $0.01-0.23 / Piece
1000 Pieces (Min. Order) |
|
stainless steel A2 A4 SS304 SS316 custom u bolt
|
Price: US $0.01-1 /Piece
100 Pieces (MOQ) |
|
Stainless Steel Boat Stern Bow Eye Tie Down U Bolt
|
Price: US $1-5 / Piece
200 Pieces (Min. Order) |
|
U type bolt stainless steel 304 316 U bolt DIN3570 carbon steel zinc plated HDG u-bolt
|
Price: US $0.1-0.8 / Piece
500 Pieces (Min. Order) |
|
big size ansi rubber coated 304 stainless steel square U bolt
|
Price: US $900-1200 / Ton
0.5 Tons (Min. Order) |
|
Stainless steel SS304,SS316 U Type Bolt with Plate
|
Price: US $0.1-2 /Piece
10000 Pieces (MOQ) |
|
M8 M10 m12 M16 Grade 4.8 /8.8 Class 5 stainless steel Flat V bolts u bolt
|
Price: US $0.1-0.15 / Piece
100 Pieces (Min. Order) |
|
Stainless Steel / Zinc / Galvanized Square U Bolts manufacturers
|
Price: US $0.02-0.05 / Piece
20000 Pieces (Min. Order) |
|
Chuanghe high strength stainless steel square bend u bolt
|
Price: US $0.015-0.23 / Piece
1000 Pieces (Min. Order) |
|
DIN3570 SS304 SS316 Stainless steel U Bolt
|
Price: US $0.1-0.2 / Piece
1000 Pieces (Min. Order) |
|
M16 M20 A2-70 A4-80 stainless steel SS304 SS316 U bolt and nut
|
Price: US $0.015-0.25 / Piece
500 Pieces (Min. Order) |
|
High quality Stainless steel Hardware U bolt
|
Price: US $0.1-50 / Piece
100 Pieces (Min. Order) |
|
High Quality Used on Bucket Elevator Stainless Steel U Bolts
|
Price: US $1.0-5.0 / Pieces
100 Pieces (Min. Order) |
|
U bolt stainless steel bolts hardened steel bolts DIN933/931 H.D.G
|
Price: US $5-6.5 / Piece
1000 Pieces (Min. Order) |
|
STAINLESS STEEL 201 304 U BOLT
|
1000 Pieces (Min. Order)
|
|
Left Spring U Bolt
|
Price: US $0.503-20.964 /Piece
100 Pieces (MOQ) |
|
Hot Dip Galvanized U Bolt
|
Price: US $0.001-0.01 /Piece
1 Ton (MOQ) |
|
316 stainless steel u bolts clamp
|
Price: US $0.01-0.5 / Piece
1 Piece (Min. Order) |
|
Stainless steel U shape screw bolt with double plate
|
Price: US $0.36-0.68 / Piece
1000 Pieces (Min. Order) |
|
stainless steel square u bolt
|
Price: US $0.01-0.82 / Piece
1000 Pieces (Min. Order) |
|
|

|
A
(SIZE) |
THREAD
|
B
|
C
|
D
|
PIPE
|
WLL
(LB) |
WT
(LB) |
|---|---|---|---|---|---|---|---|
|
1/4 inch
|
1/4″-20
|
0.75″
|
0.63″
|
1.25″
|
3/8″
|
435
|
0.05
|
|
1/4 inch
|
1/4″-20
|
1.00″
|
1.00″
|
1.75″
|
1/2″
|
435
|
0.06
|
|
1/4 inch
|
1/4″-20
|
1.13″
|
1.00″
|
2.00″
|
3/4″
|
435
|
0.07
|
|
1/4 inch
|
1/4″-20
|
1.50″
|
1.38″
|
2.75″
|
1″
|
435
|
0.08
|
|
1/4 inch
|
1/4″-20
|
1.75″
|
1.38″
|
3.00″
|
1-1/4″
|
435
|
0.09
|
|
1/4 inch
|
1/4″-20
|
2.00″
|
1.38″
|
3.25″
|
1-1/2″
|
435
|
0.10
|
|
5/16 inch
|
5/16″-18
|
1.00″
|
1.38″
|
2.19″
|
1/2″
|
610
|
0.11
|
|
5/16 inch
|
5/16″-18
|
1.50″
|
1.00″
|
2.19″
|
1″
|
610
|
0.12
|
|
5/16 inch
|
5/16″-18
|
1.75″
|
1.13″
|
2.69″
|
1-1/4″
|
610
|
0.14
|
|
5/16 inch
|
5/16″-18
|
2.00″
|
1.00″
|
2.69″
|
1-1/2″
|
610
|
0.15
|
|
5/16 inch
|
5/16″-18
|
2.50″
|
1.00″
|
3.19″
|
2″
|
610
|
0.16
|
|
5/16 inch
|
5/16″-18
|
3.00″
|
1.00″
|
3.69″
|
2-1/2″
|
610
|
0.18
|
|
3/8 inch
|
3/8″-16
|
1.00″
|
1.25″
|
2.25″
|
1/2″
|
1,090
|
0.17
|
|
3/8 inch
|
3/8″-16
|
1.25″
|
1.25″
|
2.25″
|
3/4″
|
1,090
|
0.17
|
|
3/8 inch
|
3/8″-16
|
1.50″
|
1.25″
|
2.50″
|
1″
|
1,090
|
0.18
|
|
3/8 inch
|
3/8″-16
|
1.75″
|
1.25″
|
2.75″
|
1-1/4″
|
1,090
|
0.20
|
|
3/8 inch
|
3/8″-16
|
2.00″
|
1.25″
|
2.63″
|
1-1/2″
|
1,090
|
0.20
|
|
3/8 inch
|
3/8″-16
|
2.50″
|
1.25″
|
3.13″
|
2″
|
1,090
|
0.23
|
|
3/8 inch
|
3/8″-16
|
3.00″
|
1.25″
|
3.63″
|
2-1/2″
|
1,090
|
0.27
|
|
3/8 inch
|
3/8″-16
|
3.50″
|
1.25″
|
4.13″
|
3″
|
1,090
|
0.30
|
|
1/2 inch
|
1/2″-13
|
3.00″
|
1.63″
|
4.50″
|
2-1/2″
|
2,020
|
0.59
|
|
1/2 inch
|
1/2″-13
|
3.50″
|
1.50″
|
5.00″
|
3″
|
2,020
|
0.65
|
|
1/2 inch
|
1/2″-13
|
4.00″
|
1.50″
|
5.50″
|
3-1/2″
|
2,020
|
0.69
|
|
1/2 inch
|
1/2″-13
|
4.50″
|
1.50″
|
6.00″
|
4″
|
2,020
|
0.76
|
|
1/2 inch
|
1/2″-13
|
5.63″
|
2.00″
|
7.25″
|
5″
|
2,020
|
0.93
|
|
1/2 inch
|
1/2″-13
|
6.75″
|
2.00″
|
8.38″
|
6″
|
2,020
|
1.04
|
|
1/2 inch
|
1/2″-13
|
8.75″
|
2.00″
|
10.38″
|
8″
|
2,020
|
1.27
|

|
Size
(B x C) |
Thread Length
(D) |
Fits Pipe Size
|
||
|---|---|---|---|---|
|
1/4 inch-20 (A)
|
||||
|
9/16 inch
|
x
|
1-3/8 inch
|
3/4 inch
|
1/4 inch
|
|
3/4 inch
|
x
|
1-1/4 inch
|
3/4 inch
|
3/8 inch
|
|
3/4 inch
|
x
|
1-3/4 inch
|
1 inch
|
3/8 inch
|
|
3/4 inch
|
x
|
2-3/4 inch
|
2 inch
|
3/8 inch
|
|
3/4 inch
|
x
|
4-3/4 inch
|
4 inch
|
3/8 inch
|
|
1 inch
|
x
|
1-3/4 inch
|
1 inch
|
1/2 inch
|
|
1-1/8 inch
|
x
|
2-1/4 inch
|
1-1/4 inch
|
3/4 inch
|
|
1-1/8 inch
|
x
|
3-1/2 inch
|
2-3/4 inch
|
3/4 inch
|
|
1-3/8 inch
|
x
|
2-3/4 inch
|
1-3/4 inch
|
1 inch
|
|
1-3/4 inch
|
x
|
2-3/4 inch
|
1-1/4 inch
|
1-1/4 inch
|
|
2 inch
|
x
|
3-1/2 inch
|
1-3/4 inch
|
1-1/2 inch
|
|
5/16 inch-18 (A)
|
||||
|
1-3/8 inch
|
x
|
2-1/2 inch
|
1-1/4 inch
|
1 inch
|
|
1-3/8 inch
|
x
|
3-3/4 inch
|
2-1/8 inch
|
1 inch
|
|
1-3/4 inch
|
x
|
3 inch
|
1-1/2 inch
|
1-1/4 inch
|
|
1-3/4 inch
|
x
|
4-1/4 inch
|
2-1/2 inch
|
1-1/4 inch
|
|
2 inch
|
x
|
3-1/4 inch
|
1-1/2 inch
|
1-1/2 inch
|
|
2 inch
|
x
|
3-11/16 inch
|
2 inch
|
1-1/2 inch
|
|
2 inch
|
x
|
4-11/16 inch
|
2-3/4 inch
|
1-1/2 inch
|
|
2-1/2 inch
|
x
|
3-1/2 inch
|
1-1/2 inch
|
2 inch
|
|
2-1/2 inch
|
x
|
4-3/16 inch
|
2-1/4 inch
|
2 inch
|
|
2-1/2 inch
|
x
|
5-3/16 inch
|
3 inch
|
2 inch
|
|
3/8 inch-16 (A)
|
||||
|
2 inch
|
x
|
3-1/8 inch
|
1-1/2 inch
|
1-1/2 inch
|
|
2-1/2 inch
|
x
|
3-5/8 inch
|
1-3/4 inch
|
2 inch
|
|
3 inch
|
x
|
4-1/8 inch
|
1-3/4 inch
|
2-1/2 inch
|
|
3-1/2 inch
|
x
|
4-5/8 inch
|
2 inch
|
3 inch
|
|
3-1/2 inch
|
x
|
6-1/2 inch
|
3 inch
|
3 inch
|
|
1/2 inch-13 (A)
|
||||
|
3 inch
|
x
|
5 inch
|
2-1/2 inch
|
2-1/2 inch
|
|
3-1/2 inch
|
x
|
5-1/2 inch
|
2-1/2 inch
|
3 inch
|
|
4 inch
|
x
|
6 inch
|
2-1/2 inch
|
3-1/2 inch
|
|
4-1/2 inch
|
x
|
6-1/2 inch
|
2-1/2 inch
|
4 inch
|
