Stainless threaded rods 304 201 202 410 304L 316L Plain Blackthreaded steel Rod , znic plated threaded rod
Zinc Plated, HDG,Black, Plain
grade 4.8 8.8, 10.9
Carbon Steel,Stainless Steel
M6 to M52 3/16 to 2-1/2
Metric Coarse, Metric Fine, UNC, UNF, BSW, BSF
Paper tube packing, PVC bundle packing
ASTM A193 Grade B7M bolts and studs are identical in chemistry to Grade B7 (quenched and tempered medium carbon alloy steel), but have lower strength requirements and require 100% hardness testing of all fasteners manufactured in the lot. Grade B7M bolts resist chloride, sulfide, and hydrogen stress corrosion cracking (SCC) and are frequently used in sour gas service.
Our main grades for threaded ros: ASTM A193: B7, B7M, B16, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.
ASTM A320: L7, L7M, L43, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.
Our supplied sizes:1/2"-4"
Surface finish: Self black, Blacken,Zinc-coated, GI and so on