precision seamless pipe
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15CrMo asm sa789 لوله فولاد ضد زنگ دوبلکس
15CrMo asm sa789 duplex stainless steel tube Applications: For chemical , boiler industry, construction Technique: Cold worked and hot worked Alloy or not: Alloy Secondary or not: Non-Secondary Steel Grade/Steel Material: Material 200 series: 201, 202 300 series: 304, 304L, 304H, 310S, 316, 316L, 317L, 321,310S,309S,2205,2507,2520 400 series: 410, 410S,420, 430, 431, 440A,904L Size range: O.D. 8-530mm W.T. 0.5mm-30mm Length max 12000mm Characteristic: Good concentricity Good
لوله فولادی بویلر T22 T5 T12 Astm A213 در صنعت مبدل های حرارتی
T22 T5 T12 ASTM A213 Steel Tube in Boiler Heat Exchanger Industry 1.Chemical components: C Mn P≤ S≤ Si Cr Mo T5 ≤0.15 0.3-0.6 0.025 0.025 ≤0.5 4-6 0.45-0.65 T11 0.05-0.15 0.3-0.6 0.025 0.025 0.5-1 1-1.5 0.44-0.65 T12 0.05-0.15 0.3-0.61 0.025 0.025 ≤0.5 0.8-1.25 0.44-0.65 T22 0.05-0.15 0.3-0.6 0.025 0.025 ≤0.5 1.9-2.6 0.87-1.13 2.Mechanical Properties: Tensile Strength Yield Strength Elongnation T12 415 MPa 220 MPa 30% T5 415 MPa 205 MPa 30% T11 415 MPa 205 MPa 30% T22 415 MPa
