ASTM A193 B7 Heavy Hex Bolts and Nuts

/ASTM A193 B7 Heavy Hex Bolts and Nuts
  • ASTM A193 B7 Heavy Hex Bolts and Nuts

ASTM A193 B7 Heavy Hex Bolts and Nuts
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, BY
Grade: Grade 2 / 5/ 8; CL4.8/CL8.8/ CL10.9/CL12.9;
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
All of the products widely used in automobiles, major engineering projects, mechanical engineering, petrochemical engineering, building, vessels, bridges, metallurgy, environmental protection and so on.
ASTM A193 B7 Heavy Hex Bolts and Nuts
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Hex Bolts are always made by carbon steel, alloy steel and stainless steel.
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