The invention relates to a production method of L80-1 steel-grade oil casings with low cost. The production method is characterized in that chemical components of blanks include, by weight, 0.22-0.32% of C, 0.20-0.35% of Si, 1.30-1.50% of Mn, P smaller than or equal to 0.020%, S smaller than or equal to 0.015%, 0.15-0.30% of Cr and 0.01-0.04% of Al; the production process of the oil casings
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Tufftride TF1 treated low-carbon steel gears were tested in a back-to-back gear test rig. The purpose was to generate design data and to obtain information on the mechanism of failure.
Hebei hongrun heavy industrial ,ltd - pipe, fittingsGeology pipe tubeDZ60:45MnMoB 25CRMnMo DZ40:50Mn 37Mn5 DZ50/DZ55:45Mn2 42MnMo7R780:42MnMo715Mo3 16Mo3 30Cr1MoVG 12CR1MoVG ASTM A209 T1 ASTM A335 P1 ASTM A209T1 ASTM A213 T11 ASTM A213 T12 ASTM A335 P11 ASTM A213 P22 ASTM A213T23 ASTM A213 T24 Alloy pipe:WB36 ASTM A213 T5 ASTM A335 P5 ASTM A213 T9 ASTM A335 P9
KR20010007520A - Heat resistant Ni base alloy - Google KR20010007520A - Heat resistant Ni base alloy - Google Patents Heat resistant Ni base alloy Download PDF Info Publication number KR20010007520A. KR20010007520A KR1020000035036A KR20000035036A KR20010007520A
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Low-Temperature Salt Bath Nitriding of SteelsIn the present work, the corrosion properties of a low-carbon stainless steel (X2CrNi189) and a Ti-stabilised high-carbon stainless steel (X6CrNiTi1810) were investigated in a molten LiCl
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