Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts

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High Strength Grade 8.8 10.9 12.9 Steel DIN931 ...

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High Strength Grade 4.8 8.8 10.9 12.9 Dacromet ...

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Stainless Steel A2-70 A4-80 SS201 SS304 SS316 D...

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High Strength Grade 4.8 8.8 10.9 12.9 Steel Zin...

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High Strengh Grade 4.8 8.8 10.9 12.9 Galvanized...

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High Strength Grade 4.8 8.8 10.9 12.9 Steel Gal...

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Product Photos and Information

Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts (8)

Name	U bolts
Standards	DIN ISO ANC BSW JIS etc.
Size	M3-M50
Length	15-500
Materials	Carbon Steel/Stainless Steel
Strength level	4.8 8.8 10.9 12.9 A2-70 A4-70 A4-80
Surface finish	ZPHDGBLACKDacromet etc.
Samples	Available

Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts (7)

Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts (5)

Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts (3)

Stainless Steel A2-70 A4-80 SS201 SS304 SS316 DIN3570 U Bolts (2)

Product Standards

U-bolts - bow clamps for pipes of nominal diameter 20 to 500 DIN 3570
Nominal diameter			30	38	46	52	64	82	94	120	148
d			30	38	46	52	64	82	94	120	148
d 1			25~26.9	30~33.7	38~42.4	44.5~48.3	57~60.3	76.1	88.9	108~114.3	133~139.7
d 1	Applicable pipe size	Metric	20	25	32	40	50	65	80	100	125
d 1	Applicable pipe size	Imperial	3/4"	1"	1 1/4"	1 1/2"	2"	2 1/2"	3"	4"	-
b ①			40	40	50	50	50	50	50	60	60
ds			10	10	10	10	12	12	12	16	16
d 3			M10	M10	M10	M10	M12	M12	M12	M16	M16
L ①			70	76	86	92	109	125	138	-	-
L 1			28	31	37	40	49	57	66	171	191
n			40	48	56	62	76	94	106	136	164
100 pieces weight (steel)≈kg	Type A		9.4	10.5	12	12.9	22.2	25.9	28.8	64	72.7
100 pieces weight (steel)≈kg	Type B		6.8	7.7	9	9.7	16.8	19.8	22.4	-	-
Nominal diameter			176	202	228	282	332	378	428	530
d			176	202	228	282	332	378	428	530
d 1			159~168.3	(191)~193.7	216~219.1	267~273	318~323.9	355.6~368	406.4~419	508~521
d 1	Applicable pipe size	Metric	150	-175	200	250	300	350	400	500
d 1	Applicable pipe size	Imperial	-	-	-	-	-	-	-	-
b ①			60	60	70	70	70	70	70	70
ds			16	16	20	20	20	twenty four	twenty four	twenty four
d 3			M16	M16	M20	M20	M20	M24	M24	M24
L ①			-	-	-	-	-	-	-	-
L 1			217	249	283	334	385	435	487	589
n			192	218	248	302	352	402	452	554
100 pieces weight (steel)≈kg	Type A		83.4	95.8	169.8	202.8	235	382	429	522
100 pieces weight (steel)≈kg	Type B		-	-	-	-	-	-	-	-

About Us

Dabang Fasteners is a wholly-owned subsidiary of Hebei Chengyi Engineering Materials Co., Ltd.
Our parent company has 21 years experience in fastener production and is ISO9001 ISO14001 ISO45001 SGS certified.
We focus on providing customers with competitive products that meet user needs.
--- Factory price, saving 15-30% of the middleman price difference.
--- exporting to 154 countries, accumulatively serving 1800+ customers, rich export experience
--- 5000 tons in stock, up to 3000 tons per month, average delivery time 7-20 days.
--- After-sales team of 25 people, solve all after-sales problems

0 Risk Commitment
--- If the product quality and packaging problems are found after receiving the goods,
help solve the problem and unconditionally compensate the loss within 30 days.

Our added value
--- In China, provide you with free factory inspection services.