ZSA produce hot forged big bolt and nut, anchor bolt, blade stud for wind farms, EN14399 Gr10.9 stud, hex bolt , ASTM A563,563M heavy hex nut size f rom M12 to M64, surface includes HDG, Black, Zinc Nickel Alloy, Geomet, Xylan, PTFE, Aluminum Coating... our product is customizal, CNC, milling, Laser cutting, hot forging, Grinding, kinds of equipment to meet your requirement.
AISI4130, AISI4140
16mncr5
A193 GrB16
Duplex Steel 2205,2507
SAE8640
The Top Three Products We Manufacture for Your Industry
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