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standard:API 5CT size:1.315"-4 1/2" steel grade:j55,k55,n80,l80,c90,t95,p110,v150,1...
API 5CT P110 tubing and casing Coupling and premium Connectors for oil filed TIANJIN...
Boiler, heat exchanger, heater, and condenser tubes&pipes: A179, A192, A210, A213, A...
ARK Steel Tube | Steel Tube Solution | Steel Tube Specialist We are producing the ...
Feature : (1) The bolts have high strength stress ,good support capacity can preve...
(1) The bolts have high strength stress ,good support capacity can prevent the roof f...
Point anchoring rock boltis composed of screw thread steel bar , high strength plate ...
(1) Be made of steel strand,and has incomparable flexible capacity and anti-shearing ...
Sinodrills Self Drilling Anchor Bolt Self drilling rock bolts sizes: R25, R28, R32N,...