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IPDB › China Industry › Metallurgy, Mineral & Energy

China, Chinese Alloy Steel with 4145H Hot Rolled 120 Ksiasper API Standard c45 1045 Flat Steel Plate Metal Sheet Pipe Block Round Bar¹ Industrial Products Supplier Manufacturer Details, price list catalog:

China Industrial Products Supplier Manufacturer List Catalog

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Steel Products Alloy Steel steel Alloy Steel

Ningbo Ningshing Precision Machinery Group Co., Ltd.

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Product Description 4145H 120 KSIasper API standardAISI 4145H 120 KSI Alloy Steel Bar for Drilling Collar, Drill Pipe, Square Kelly, Lifting Sub, StabilizerDimensionsHot Rolled Round:dia.50-130 mm.Delivery ConditionEAF+LF+VD, Hot Rolled or Forged, Machined, Q+T, UT 100% Passed. Chemical Composition(%)C Si Mn P S Cr Mo Ni Cu 0.42-0.49 0.15-0.35 0.80-1.15 ≤ 0.020 ≤ 0.025 0.75-1.20 0.15-0.45 ≤ 0.25 ≤ 0.30 Mechanical Properties Tensile Strength PSI (MPa) Yield Strength PSI (MPa) Elongation Reduction of Area Hardness Min. 14000012000014%45%30 HRC (285 HB) Max. ------ ------ ------ ------ 36 HRC (341 HB) CharacteristicsAISI / SAE 4145H grade is a low-alloy steel containing chromium and molybdenum as strengthening agents. The steel has good fatigue strength and impact toughness in low temperature, weldability and machinability.ApplicationsThis low-alloy steel is used in heat treated condition with 120 KSI minimum yield strength for oil and gas equipments of well drilling, wellhead, Christmas tree, etc.

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