JIS F 2030 A casting steel single point mooring chock is a bulwark mounted type chock and designed for ship SPM system. It is welded on the bow bulwark which chafe chain passing though. The chock is made of casting steel with good ductile and strength and hardness by proper heat treatment. The surface is roundly smooth. The chock should be preheated before welding on the hull structure. We carry out MT test for the casting to make sure there is crack on the casting.
Main Technical Specification:
Type: Type A over type
Nominal Size: 400-800mm
Materials: Casting C-Mn Steel, Casting Stainless Steel, also can supply special steel for icebreaker.
Weight: 210 to 880kg;
Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Polished Stainless Steel, customized surface treatment available.
Classification Certificates:CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS