1. Seamless Steel Pipe .
Seamless steel pipe gaw, n-gun kaba ai n-gang pipe hpe galaw shapraw na matu madung ladat langai rai nga ai. Dai n-gang hpe welding n galaw ai sha pipe ni de direct galaw mai ai. N-gun n rawng ai steel pipe grade ni hta 20#, 45#, hte 16Mn ni lawm nna, 6mm kaw nna 720mm lapran na masat da ai lam ni lawm ai.
2. Selded Steel Pipe
Welded steel pipe hpe katsi ai-rolling (sh) katsi ai-roll steel plate ni hte galaw nna, dai ni hpe welding galaw ai. 10mm kaw nna 630mm lapran na masat da ai lam ni lawm ai Q235B, Q345B, hte Q345C ni lawm ai.
3. Square Pipe
Square pipe gaw, square cross- daw hte square hkrang langai lawm ai hollow steel pipe re. Masha law law nga ai square pipe jahpan ni hta Q195, Q215, Q235, hte Q345 ni lawm nna, 20*20 kaw nna 500*500mm lapran na masat da ai lam ni lawm ai.
4. Rectangular Tube .
Rectangular tube gaw n-gang n-gang, rectangular cross{0}} daw hte rectangular hkrang nga ai. Laksan lang ai tsang ni hta Q195, Q215, Q235, hte Q345 ni lawm nna, 20*30mm kaw nna 60*800mm du hkra galu kaba ai.
5. Kaga tsang ni
Lahta e tang madun da ai steel tube grades hte specifications ni hta n-ga, kaga n-gang n-gang amyu myu nga ai, dai hta stainless steel, alloy steel, hte laksan n-gang ni lawm ai. Ndai zawn re ai n-gang n-gang ni hpe, tsi mawan, nbungli, nbungli zawn re ai, laksan hpaga lam ni hta lang chye ma ai.