I-JIS G3454 carbon ERW umbhobho wentsimbi,
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| Isimbo | Ezobugcisa | Izinto eziphathekayo | Umgangatho | IBanga | Ukusetyenziswa |
| Ukumelana koMbane oWelded (ERW) umbhobho wentsimbi | High Frequency | Intsimbi yeCarbon | API 5L PSL1&PSL2 | GR.B,X42,X46,X52,X60,X65,X70, njl. | Ukuthuthwa kweoli kunye negesi |
| I-ASTM A53 | G.A ,GR.B | Ulwakhiwo (I-Piling) | |||
| I-ASTM A252 | GR.1, GR.2,GR.3 | ||||
| I-BS EN10210 | S275JRH,S275J0H,S355J0H,S355J2H, njalo njalo | ||||
| I-BS EN10219 | S275JRH,S275J0H,S355J0H,S355J2H, njalo njalo | ||||
| I-JIS G3452 | SGP, njl | Ukuthuthwa kolwelo loxinzelelo oluphantsi | |||
| I-JIS G3454 | STPG370,STPG410, njl | Ukuthuthwa kwe-High-pressure fluid | |||
| I-JIS G3456 | STPG370,STPG410,STPG480, njl | imibhobho yentsimbi yobushushu obuphezulu |
Umbhobho oodolwe phantsi kolu mmiselo ngowenkonzo yoxinzelelo kubushushu obuqikelelwayo obuyi-350℃.
Umbhobho ongenanto, ukutyabeka emnyama okanye idiphu eshushu ye-zinc-coated( elungiselelwe);
Kwizithungu ezinezilingi ezimbini zomqhaphu;
Zombini ziphela kunye nabakhuseli bokugqibela;
Isiphelo se-Plain, i-bevel end (Xa ifunwa ngumthengi kunye ne-S≤22mm, isiphelo sombhobho kufuneka sibethelwe, isidanga: 30 ° (+5 ° ~ 0 °), kwaye ubukhulu bodonga lwengcambu abuncitshiswa ngu <2.4 mm.);
Ukumakisha.
IBanga kunye noBume beMichiza (％)
| IBanga | C≤ | Si≤ | Mn | P≤ | S≤ |
| STPG370 | 0.25 | 0.35 | 0.30~0.90 | 0.040 | 0.040 |
| STPG410 | 0.30 | 0.35 | 0.30~1.00 | 0.040 | 0.040 |
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| Iipropati zoomatshini | ||||||
| IBanga | Tensile strength | Unikeze Amandla | Elongation % | |||
| N/ m㎡ | N/ m㎡ | No.11 okanye No.12 iziqwenga zovavanyo | No. 5 iziqwenga zovavanyo | No. 4 isiqwenga sovavanyo | ||
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| Ixesha elide | Ukunqamleza | Ixesha elide | Ukunqamleza | |
| STPG370 | 370 imiz | 215 imiz | 30 imiz | 25 imiz | 28 imiz | 23 imiz |
| STPG410 | 410 imiz | 245 imiz | 25 imiz | 20 imiz | 24 imiz | 19 imiz |
Ukunyamezela kwe-OD kunye ne-WT
| Ukwahlula | Ukunyamezela kwi-OD | Ukunyamezela kwi-WT | ||
| Umbhobho wentsimbi we-ERW obandayo ogqityiweyo | 24A okanye ngaphantsi | +/-0.3mm | Ngaphantsi kwe-3mm
3mm okanye ngaphezulu | +/-0.3mm
+/-10% |
| 32A okanye ngaphezulu | +/-0.8% |
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| Kwimibhobho yobukhulu obuqhelekileyo obungama-350A okanye ngaphezulu, ukunyamezela kwi-OD kunokumiselwa bubude obujikelezileyo.Kule meko, ukunyamezela kuya kuba +/-0.5% | ||||
I-JIS G3454 ERW inkonzo yesitampu yentsimbi yinkalo ebalulekileyo yokwenziwa kombhobho wentsimbi ye-ERW kunye nemveliso.I-JIS G3454 nguMgangatho woShishino waseJapan ochaza imibhobho yentsimbi yekhabhoni yenkonzo yoxinzelelo oluphezulu lobushushu.I-ERW (i-electric resistance welded) ipayipi yensimbi yenziwa yinkqubo apho imiphetho yamaphepha ensimbi okanye imichilo ifudunyezwa kwaye idibaniswe kunye phantsi koxinzelelo, ukwenza umbhobho ongenamthungo kunye namandla.Iinkonzo zesitampu ezibandakanyekayo ekuvelisweni kwe-JIS G3454 ERW yeMibhobho yentsimbi idlala indima ebalulekileyo ekuqinisekiseni umgangatho nokuthembeka kwale mibhobho.Iinkonzo zesitampu zibandakanya ukusetyenziswa koomatshini boxinzelelo oluphezulu ukwenza imibhobho ukuya kwimilinganiselo efunekayo kunye neenkcukacha.Le nkqubo iqinisekisa ukuba umbhobho uneziphelo ezigudileyo nezichanekileyo, kunye nobukhulu bodonga oluhambelanayo kulo lonke ubude bayo.Enye yeenzuzo eziphambili ze-JIS G3454 ERW iinkonzo zokushicilela umbhobho wentsimbi kukukwazi ukuvelisa imibhobho ngokuchaneka okubalaseleyo kunye nokuthembeka kwe-weld.Iinkonzo zesitampu zivumela ulawulo olungqongqo kwinkqubo yokuvelisa, ukuqinisekisa ukuba umbhobho uhlangabezana nemigangatho efunekayo kunye neenkcukacha.Ukongeza, ukusetyenziswa koomatshini boxinzelelo oluphezulu ngexesha leenkonzo zesitampu kunceda ukuvelisa imibhobho enamandla akhethekileyo kunye nokuqina, okwenza ukuba ilungele usetyenziso oluhlukeneyo kumashishini afana neoyile kunye negesi, ukwakhiwa kunye neemoto.Ukongeza, iinkonzo ze-JIS G3454 ERW zentsimbi zokucofa zinokuvelisa imibhobho egudileyo kwaye mihle.Oomatshini abasetyenziswa kwiinkonzo zesitampu banokupholisha kwaye bacokise umphezulu wombhobho, nto leyo ekhokelela kwimveliso enomtsalane ngakumbi.Oku kubaluleke kakhulu kwizicelo apho imibhobho ibonakaliswe okanye ibonakala njengoko iphakamisa inkangeleko yonke kwaye iqinisekisa ukugqitywa komgangatho ophezulu.Ukuqukumbela, iinkonzo zokucofa i-JIS G3454 ERW Steel Pipe ziyinxalenye ebalulekileyo yenkqubo yokuvelisa, ukuqinisekisa ukuveliswa komgangatho ophezulu kunye nemibhobho ethembekileyo kwizicelo zenkonzo yoxinzelelo ezahlukeneyo.Iqinisekisa ukuchaneka kwe-dimensional, ingqibelelo ye-weld, kunye neendawo ezigudileyo, okwenza le mibhobho ilungele uluhlu olubanzi lwamashishini kunye nokusetyenziswa.
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