UNS S32750 Super Duplex Welded Yeeb Nkab

SAF2507 (UNS S32750) super duplex steel consists of 25% chromium, 4% molybdenum and 7% nickel, the high content of chromium, molybdenum and nitrogen, which results in a Pitting Equivalent Number (PREN) of >41, uas muab kev tiv thaiv zoo heev rau pitting thiab crevice corrosion, tshwj xeeb tshaj yog nyob rau hauv seawater thiab lwm yam chlorine-muaj ib puag ncig.S32750 Super Duplex Stainless Hlau Welded Tubes thiab kav dej yog tsim rau kev ua tshuaj, petrochemical thiab subsea khoom.

Tshuaj muaj pes tsawg leeg thiab mechanical zog

Alloy 32750 has a high content of chromium, molybdenum and nitrogen, which results in a Pitting Equivalent Number (PREN) of >41, muab kev tiv thaiv zoo heev rau pitting thiab crevice corrosion, tshwj xeeb tshaj yog nyob rau hauv seawater thiab lwm yam chlorinated ib puag ncig.

0.2% yield zog: 550 N/mm² (79.8 ksi)

Tensile zog: 800 N / mm² (116 ksi)

Elongation (5.65 √S{2}}): 25%

Thaj tsam shrinkage: 45%

Brinell hardness:<270

Chav kub cuam tshuam lub zog: 80 J

-46 degree longitudinal thiab transverse cuam tshuam lub zog: min. 35j ua

Lub cev muaj zog

Ceev: 7810 Kg/m³

Sib nqus permeability (20 degree): 33

Young tus modulus: 199 kN/mm²

Kev tiv thaiv hluav taws xob tshwj xeeb, 20 degree: 0.8 µΩ.m

Coefficient ntawm thermal expansion, 20-300 degree : 11.1 x 10-⁶ m/m/degree

Lub peev xwm tshwj xeeb kub, 20 degree: 475 J / kg.K

Thermal conductivity, 20 degree: 14.2 W / mK

S32750 Duplex Steel Yeeb Nkab Specification

Cim npe nrov: uns s32750 super duplex welded kav, Tuam Tshoj uns s32750 super duplex welded kav manufacturers, lwm tus neeg