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Seamless Alloy U bend steel tube

Seamless Alloy U bend steel tube

Royal industry is specialized in alloy seamless steel pipe, and our advantage product is U shaped alloy seamless steel pipe, which also can be called U bend seamless alloy steel pipe. These tube is used in boiler ,ex-change heater, automobile , precision tube, shipbuilding and so on.

Most of our seamless alloy tube are
The process of manufacture is : raw material inspection ---raw material pickled --- raw material cutting---raw material heating----perforation process---pipe pickled/phosphorization---cold rawing---heat treatment----property checking---straightening--inspection---packing

Royal industry can supply the following grade of seamless alloy steel tube.

JIS G3462

STBA 13

STBA 20

STBA 22

STBA 23

STBA24

STBA25

STBA26

JIS G3458

STPA 20

STPA 22

STPA 23

STPA24

STPA25

STPA26

ASTM A369/A369M

A369 FP2

A369 FP5

A369 FP9

A369 FP11

A369 FP12

A369 FP21

A369 FP22

A369 FP91

A369 FP92

ASME SA369/SA369M

SA369 FP2

SA369 FP5

SA369 FP9

SA369 FP11

SA369 FP12

SA369 FP21

SA369 FP22

SA369 FP91

SA369 FP92

ASTM A355/A355M

A355P2

A355P5

A355P5B

A355P5C

A355P9

A355P11

A355P12

A355P15

A355P21

A355P22

A355P23

A355P91

A355P92

A355P122

A355P911

ASME SA355/SA355M

SA355P2

SA355P5

SA355P5B

SA355P5C

SA355P9

SA355P15

SA355P21

SA355P22

SA355P23

SA355P91

SA355P92

SA355P911

SA355P12

SA355P122

SA355P11

 

 

ASTM A250/A250M

A250 T1a

A250 T1b

A250 T2

A250 T11

A250 T12

A250 T22

ASME SA250/SA250M

SA250 T1a

SA250 T1b

SA250 T2

SA250 T11

SA250 T12

SA250 T22

ASTM A213/A213M

A213 T5

A213 T5b

A213 T5c

A213 T9

A213 T11

A213 T12

A213 T17

A213 T21

A213 T23

A213 T24

A213 T36

A213 T91

A213 T92

A213 T122

A213 T911

18Cr2Mo

A213 T22

ASME SA213/SA213M

SA213 T5

SA213 T5b

SA213 T5c

SA213 T9

SA213 T11

SA213 T12

SA213 T17

SA213 T21

SA213 T23

SA213 T24

SA213 T36

SA213 T91

SA213 T92

SA213 T122

SA213 T911

18Cr2Mo

SA213 T22

ASTM A209/A209M & ASME SA209/SA209M

A209 T1a

A209 T1b

SA209 T1

SA209 T1a

SA209 T1b

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