STRENGTH

　
STRENGTH -bolts, studs, nuts and washers
Main products are High strength bolts, studs, nuts and washers,they could be able to bear High temperature, Low tempreture, High pressure and corrosion. There size range would be M3－M150;1/16"-6".
Products covered by the standard of GB, ANSI/ASTM, DIN, JIS, RCC-M, ASME NQA-1-1994, SH,SHJ；HG,H,GD,JB as well as additional specifications provided by clients。The products are widely used by Nuclear industry,petrochemical industry,power plants,pressure vessel,mechanical industry and so on.

Material:
Carbon Steel（GB699）：25# 35# 45#
Alloy Steel（GB3077）：30CrMoA 35CrMoA 25Cr2MoVA 42CrMoA 40MnB 20MnTiB
Stainless Steel（GB1220):1Cr13(410) 2Cr13(420) 0Cr18Ni9(304) 00Cr19Ni10(304L) 0Cr17Ni12Mo2(316) 00Cr17Ni14Mo2Ti(316L) 0Cr18Ni10Ti(321) 0Cr18Ni11Nb(347) 0Cr17Ni4Cu4Nb(630) 1Cr18Ni9Ti(18-8)
Heat-Resisting Steel（GB/T14994 GB/T14993 YB/T5245 GB1221):
GH2132 GH2038 GH2135 GH3039 GH4033
25Cr2MoVA 1Cr18Ni9Ti(18-8) 0Cr18Ni11Nb(347) 0Cr18Ni10Ti(321) 1Cr13(410) 2Cr13(420)
Other Material: NICKEL ALLOYS（Monel 500 Monel 400) Hastelloy(*B2 C4* C22 C276 G3 X)
Titanium(GR2 GR5 GR7) Super Austenitic Stainless Steel(904L)

Surface Treatment:
Oxide black; Electro-Plating; Zinc(white, yellow); Electroless-Nickel; Phosphating; Hot Dipped Galvanizing; Fluorocarbon Polymer Coating; Dacromet; Cadmium; Bi-Chromating; PTFE; Teflon; Fluorocarbon Polymer Coating.
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