Project Description

ANT-L2 Air Purifier

We are committed to integrate steel resources in china and serve the global steel market. We have 15+ years of experience in steel researching and production.

Our ability to purchase materials directly from leading mills will give you the competitive edge. Any Questions Just Call +86-731-89903933.

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AISI 4130 75K P+X Alloy Steel

Introduce

AISI 4130 75K, PSL 3, API 6A Standards, Temperature Class P+X, NACE MR0175:2015

Chemical Composition

Grade C Mn Cr Mo Si P S Ni Cu V H max. ppm
Min. 0.280 0.400 0.800 0.150 0.150
Max. 0.330 0.600 1.100 0.250 0.350 0.025 0.025 0.350 0.350 0.300 2.000

Heat Treatment

Normalizing temperature Time Austenizing temperature Time Tempering temperature Time
Min. 1620℉ (899℃) Min. 60 minutes 1575 – 1625℉

(857 – 885℃)

Min. 60 minutes Min. 1238℉ (670℃) Min. 60 minutes

Oil or Polymer or Water. For Water Quenching, the temperature of water shall not exceed 38℃ (100℉) at start of quench. For bath-type quenching, the temperature of water shall not exceed 49℃(120℉) at any time during the quench cycle.

Mechanical Properties

as per ASTM E21-20 for P+X Grade

Yield strength

minimum (0.2%)

Tensile strength minimum Elongation in

2” (minimum)

Reduction Area

(minimum)

75 ksi (517MPa) 95 ksi (655 MPa) 18% 35%

Quality Inspection

  • Specimen test location & QTC
  • Charpy V-notch impact at 21℃ / -32℃
  • Hardness as per ASTM E10-18: On surface / 1”below surface
  • Volumetric NDE 100% – Ultrasonic
  • Minimum hot work reduction ratio 4.0 to 1
  • Grain size should be #S or Finer as per ASTM E112 – 13
  • Surface inspection

We are committed to integrate steel resources in china and serve the global steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise before. In the aspect of resources and information, we have established cooperative relationship with nearly hundred enterprises, either state-owned or private owned in China.

What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want. We provide preffesional one-stop service to the Contractors of follows project:

  • Oil and Gas Pipeline Construction
  • Onshore and Offshore
  • Boiler Manufacturers
  • Oil Refining Equipment
  • Petroleum and Chemical Plant Construction
  • Fire Protection
  • Heating & Air Conditioning

Our ability to purchase materials directly from leading mills at the best possible price will give you the competitive edge. This coupled with a skilled workforce dedicated to embracing the demands of the markets we serve. Just give us a call +86-731-89903933.

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    ShunFu Metal is proud to provide each of our customers with a quality experience, both with products and customer service. Every product is made under strict quality control system.