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Ningbo high temperature high tensile steel astm a490m astm a325 high strength harden steel hex bolts

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Product Description

Name:	China high temperature harden steel bolts b7 heavy hex with ptfe coated
Standard:	ASME B 18.2.1, DIN931, Din933, ISO4014, DIN6914,A307, A325,A449, A490,A354 GrBD, A193 B7
Diameter:	3/8''~2'' , M12-M50 (3/8'',1/2'',5/8'',3/4'', 1'', 1 1/2'',1 1/4'',13/4'',2'')
Length:	5/8''~20'', 16mm-500mm
Material:	carbon steel 45#, alloy steel, 40CR, 35CRMO, 42CRMO, 4140,Stainless steel 304/316, B7, brass,aluminum
Grade:	GR4.8 5.8 6.8 8.8 10.9 12.9;SAE J429 Gr2 5 8;a2 a4 A193 B7/B8/B8M
Finish:	black oxide, zinc plated (clear/blue/yellow) H.D.G., cadimun plated, nickle plated, dacromet, geomet ,teflon coated, chrome
Kit:	with hex nuts and flat washer/ spring lock washer
Packing:	bulk in cartons (25kg Max.)+ export Pallet or according to customer's requirement;
Testing:	Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter
Supply Ability:	500 tons per month
Trade Term:	FOB/CIF/CFR/CNF/EXW/DDU/DDP
Payment:	T/T, L/C , Western Union ,MoneyGram ,paypal
Market:	South&north Amrica/Europe/East&South east Asia/ Australia and ect.

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