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Effect of post-weld heat treatment on ASTM A516 Gr.70

Effect of post-weld heat treatment on ASTM A516 Gr.70

The strength of common ASTM A516 Gr.70 steel plate decreases after heat treatment after welding, especially for thick steel plate at higher temperature. For this reason, shanghai katalor industry Co., Ltd. developed normalizing state of A516 Gr.70 steel p
Production practice of ASTM a516 gr.70 medium and low pressure vessel Steel Plate

Production practice of ASTM a516 gr.70 medium and low pressure vessel Steel Plate

1.the open rolling temperature of the second stage of ASTM a516 gr.70 medium and low pressure vessel Steel Plate is less than 9 50 ℃, and the final rolling temperature is 8 70 ~ 80 ℃. Hot spot isProduction practice of ASTM a516 gr.70 medium and low pressu
ASTM a516 gr.70 steel plate’s two-stage controlled rolling

ASTM a516 gr.70 steel plate’s two-stage controlled rolling

ASTM a516 gr.70 steel plate contains N b, iT microalloying element. When the final rolling temperature is too high, not only the grain size is coarse, but also the Ni carbon nitride formed at high temperature is very coarse, which will reduce the strength
Important information for ASTM a516 gr70 steel plate delivery state

Important information for ASTM a516 gr70 steel plate delivery state

ASTM a516 gr70 steel plate Delivery state:normalizing delivery, thickness of 20 m ASTM a516 gr70 steel plate allow hot rolling delivery. At the same time, it is necessary to obtain the normal fire state delivery of the thick wife 20m and the shock test te
Mechanical properties and microstructure of welded joints of SA516 Gr70 steel

Mechanical properties and microstructure of welded joints of SA516 Gr70 steel

The tensile properties and bending properties of welded joints of SA516 Gr70 steel are good under the given welding process conditions, which can meet the requirements of application properties. The fracture locations of tensile test were all weld, and th
Thickness :3-15Thickness :3-150mm ,ABS AH36 shipbuilding steel plate

Thickness :3-15Thickness :3-150mm ,ABS AH36 shipbuilding steel plate

In order to adapt to the large-scale and light weight of ships, the performance requirements of ABS AH36 steel plate are becoming more and more strict. As an important steel for high strength ship plate, ABS AH36 shipbuilding steel plate has more and more
Effect of ce on solidification Microstructure and hardness of ABS AH36 steel plate

Effect of ce on solidification Microstructure and hardness of ABS AH36 steel plate

ce mainly distributes at grain boundary of ABS AH36 steel plate and exists as inclusions. (2) the hardness of AH36 shipboard steel can be improved by adding ce, and the morphology of inclusions is improved and the distribution in dimple is more uniform wh
Effect of rare Earth ce on Microstructure and Properties of ASTM A36 Steel

Effect of rare Earth ce on Microstructure and Properties of ASTM A36 Steel

The addition of rare earth in ASTM A36 steel can not only purify the grain boundary, but also play an obvious effect of modification. The inclusion in ASTM A36 steel is changed from long strip to spherical rare earth sulfur oxide. These ellipsoidal high m
Optimization control of A36 high strength shipboard steel production process

Optimization control of A36 high strength shipboard steel production process

A36 high strength shipboard steel is katalor’s main steel. Energy saving and consumption reduction, green production has become the trend of development. Under the condition that each index of high strength ship board meets the requirements of 9 countries
Effect of Corrosion and Surface Roughness on Wettability of ASTM A36 Steel

Effect of Corrosion and Surface Roughness on Wettability of ASTM A36 Steel

1) After 76 h of corrosion, the initial contact angle of ASTM A36 steel was reduced by 80%. Therefore, increasing the I N corrosion increases the water wettability of ASTM A36 steel, making it more hydrophilic.2) The contact angle after the test piece is
Useful information for 42CrMo4 Steel’s specification and chemical composition

Useful information for 42CrMo4 Steel’s specification and chemical composition

42CrMo4 Steel is the popular steel which belong to EN10083 standard. 42CrMo4 Steel have huge advantage on katalor company. The bellowing is some detail information for 42CrMo4 Steel specification and chemical composition and others.

JIS G3116 SG295 steel exporter and a Chinese steel stockist

JIS G3116 SG295 steel exporter and a Chinese steel stockist

We stock more than 1,000 tons of SG295 steel per month. Katalor is a professional JIS G3116 SG295 steel exporter and a Chinese steel stockist. If you would like to get the price of SG295 steel, please feel free to contact us.
Rolling specification of ASME SA283 Gr.C steel plate with low price

Rolling specification of ASME SA283 Gr.C steel plate with low price

Don’t like other supplier of ASME SA283 Gr.C steel plate. Katalor not only a seller of ASME SA283 Gr.C steel plate,but also a sincerely friend with buyers of ASME SA283 Gr.C steel plate. This is no exaggeration. We visit our customers every year and chec
Effect of Cu on Corrosion Resistance of 05CuPCrNi Weathering Steel

Effect of Cu on Corrosion Resistance of 05CuPCrNi Weathering Steel

Katalor exports 05CuPCrNi weathering steel all year round, complete specifications, low price, sufficient quantity, buy 05CuPCrNi weathering steel to find katalor, katalor professional export 05CuPCrNi weathering steel for 17 years, from 05CuPCrNi weather
Reasons for the defects of 09CuPCrNi-A weathering steel

Reasons for the defects of 09CuPCrNi-A weathering steel

09CUPCRNI-A weathering steel is designed to meet the requirements of high speed, heavy load and light weight of railway. Based on the composition of 09CUPCRNI-A weathering steel, Nb microalloying technology has been used to successfully develop high stren
Ways to solve the defect of 09CuPCrNi-A weathering steel

Ways to solve the defect of 09CuPCrNi-A weathering steel

In order to improve the cleanliness of 09CuPCrNi-A weathering steel, 09CuPCrNi-A weathering steel is produced by LF slag refining process desulfurization and deoxidation process, but after LF refining, the Als in steel is higher, in order to avoid nozzle
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