JIS G 3454ʻO ia ka maʻamau ʻoihana Iapana no nā paipu kila kalapona no nā ʻōnaehana kaomi me ka mahana hana kiʻekiʻe o 350 ° C.Loaʻa i ka maʻamau nā papa ʻelua:STPG 370aSTPG 410.Pili ia i ka uwila pale pale welded (ERW) a i ole seamless paipu me ka nominal anawaena o 10.5 mm a 660.4 mm (ie 6A i 650A, a i ole 1/8B i 26B).
E hana ʻia nā paipu kila JIS G 3454 me ka hoʻohana ʻana i ka hui kūpono o nā ʻano hana hana paipu kila a me nā ʻano hoʻopau i ka papa ma lalo.
| Hōʻailona o ka papa | Hōʻailona o ka hana hana | ||
| Kaʻina hana paipu | ʻano hoʻopau | Hoʻokaʻawale i ka zinc-coating | |
| STPG370 STPG410 | Maikaʻi: S Uila pale pale wili: E | Hoʻopau wela: H Hoʻopau anu: C E like me ka hili ʻia ʻana o ke kūpale uila: G | ʻO nā paipu ʻeleʻele: ʻaʻole hāʻawi ʻia nā paipu zinc-coating ʻO nā paipu keʻokeʻo: nā paipu i hāʻawi ʻia i ka zinc-coating |
Ma ke ʻano kikoʻī, ʻelima mau ʻano hana hana:
SH: Paipu kila maʻemaʻe wela i hoʻopau ʻia;
SC: Paipu kila liʻiliʻi i hoʻopau ʻia i ke anu;
EH: Wela-hoʻopau uila pale welded kila paipu;
EC: Paʻa uila i hoʻopau ʻia i ke anuanu welded steel pipe;
EG: Paipu kila hoʻoheheʻe ʻia ka pale uila ma mua o nā mea wela a me nā mea anuanu.
Ke kila BotopHe mea hana a me ka mea hoʻolako i ka kiʻekiʻe kiʻekiʻe welded carbon kila paipu mai Kina, a me ka waihona o ka seamless kila paipu.Inā he mau hemahema kāu, e ʻoluʻolu e kelepona mai iā mākou a e hāʻawi mākou iā ʻoe i ke kākoʻo ʻenehana manuahi manuahi.
| Hōʻailona o ka papa | C | ʻO Si | Mn | P | S |
| max | max | — | max | max | |
| STPG 370 | 0.25% | 0.35 % | 0.30-0.90% | 0.040 % | 0.040% |
| STPG 410 | 0.30% | 0.35 % | 0.30-1.00% | 0.040 % | 0.040% |
Hāʻawi i ka hoʻohui ʻana i nā mea hoʻohui ʻē aʻe.
Ka ikaika uʻi, ka lae hua a i ʻole ke koʻikoʻi hōʻoia, a me ka elongation
| hōʻailona o ka papa | Ka ikaika tensile | kiko hua a i ʻole koʻikoʻi hōʻoia | ʻO ka elongation min, % | |||
| ʻāpana hoʻāʻo tensile | ||||||
| No.11 a i ole No.12 | No.5 | No.4 | ||||
| N/mm² (MPA) | N/mm² (MPA) | Kuhikuhi ho'āʻo tensile | ||||
| min | min | Kūlike me ke koʻi paipu | Perpendicular to pipe axis | Kūlike me ke koʻi paipu | Perpendicular to pipe axis | |
| STPT370 | 370 | 215 | 30 | 25 | 28 | 23 |
| STPT410 | 410 | 245 | 25 | 20 | 24 | 19 |
Ho'āʻo palahalaha
Ke hiki ka mamao ma waena o nā papa ʻelua i ka mamao H i ʻōlelo ʻia, ʻaʻohe hemahema a māwae paha ma ka ʻili o ka paipu kila.
No nā paipu kila ʻole: H = (1+e)t/(e + t/D);
No nā paipu kila ERW: H = 1/3 D (no ka weld) a i ʻole H = 2/3 D (no ka ʻāpana me ka weld ʻole);
H: ka mamao ma waena o nā papa pālahalaha (mm);
е: wehewehe pakahi no kela a me keia papa o ka paipu, 0.08 no STPG 370, 0.07 no STPG 410;
t: ka mānoanoa o ka pā o ka paipu (mm);
D: waho anawaena o ka paipu (mm);
Hoʻopili ʻia ka hoʻāʻo ʻana ʻo Flattening i nā paipu kila me ke anawaena inoa ʻoi aku ka nui ma mua o 40A (48.6mm).
ʻO ke kūpale ʻana
Pili ka Bendability i nā paipu me ke anawaena inoa o 40 A (48.6) a i ʻole ka liʻiliʻi.
Pono e hoʻopio ʻia ka paipu 90° ma ka radius o 6 manawa o kona anawaena o waho.Pono ʻole ka paia o ka paipu i nā hemahema a i ʻole nā māwae.
Pono kēlā me kēia paipu kila e ho'āʻo i ka ho'āʻo hydrostatic pressure a iʻole ka ho'āʻoʻole.
Hoʻāʻo Hydrostatic
E mālama i kekahi kaomi no ka liʻiliʻi he 5 kekona me ka leakage.
ʻO ka waiwai kaomi e pili ana i ka papahana No. o ka paipu kila.
| Nominal pā mānoanoa | Helu papa helu: Sch | |||||
| 10 | 20 | 30 | 40 | 60 | 80 | |
| ʻO ke kaomi hoʻāʻo hydraulic liʻiliʻi loa, Mpa | 2.0 | 3.5 | 5.0 | 6.0 | 9.0 | 12 |
Ho'āʻo hoʻopōʻino ʻole
Inā hoʻohana ʻia ka nānā ʻana ultrasonic, pono e hoʻokumu ʻia ma kahi kūlana koʻikoʻi ma mua o ka hōʻailona papa UD ma JIS G 0582.
Inā hoʻohana ʻia ka hoʻāʻo eddy o kēia manawa, pono e hoʻokumu ʻia ma kahi maʻamau i ʻoi aku ke koʻikoʻi ma mua o ka hōʻailona papa EY ma JIS G 0583.
| Anawaena inoa inoa | Anawaena waho | Mānoanoa pā | Nuipa hui | Helu hoʻonohonoho (Sch No.) | |
| A | B | mm | mm | kg/m | |
| 6 | 1/8 | 10.5 | 1.7 | 0.369 | 40 |
| 6 | 1/8 | 10.5 | 2.2 | 0.450 | 60 |
| 6 | 1/8 | 10.5 | 2.4 | 0.479 | 80 |
| 8 | 1/4 | 13.8 | 2.2 | 0.629 | 40 |
| 8 | 1/4 | 13.8 | 2.4 | 0.675 | 60 |
| 8 | 1/4 | 13.8 | 3.0 | 0.799 | 80 |
| 10 | 3/8 | 17.3 | 2.3 | 0.851 | 40 |
| 10 | 3/8 | 17.3 | 2.8 | 1.00 | 60 |
| 10 | 3/8 | 17.3 | 3.2 | 1.11 | 80 |
| 15 | 1/2 | 21.7 | 2.8 | 1.31 | 40 |
| 15 | 1/2 | 21.7 | 3.2 | 1.46 | 60 |
| 15 | 1/2 | 21.7 | 3.7 | 1.64 | 80 |
| 20 | 3/4 | 27.2 | 2.9 | 1.74 | 40 |
| 20 | 3/4 | 27.2 | 3.4 | 2.00 | 60 |
| 20 | 3/4 | 27.2 | 3.9 | 2.24 | 80 |
| 25 | 1 | 34.0 | 3.4 | 2.57 | 40 |
| 25 | 1 | 34.0 | 3.9 | 2.89 | 60 |
| 25 | 1 | 34.0 | 4.5 | 3.27 | 80 |
| 32 | 1 1/4 | 42.7 | 3.6 | 3.47 | 40 |
| 32 | 1 1/4 | 42.7 | 4.5 | 4.24 | 60 |
| 32 | 1 1/4 | 42.7 | 4.9 | 4.57 | 80 |
| 40 | 1 1/2 | 48.6 | 3.7 | 4.10 | 40 |
| 40 | 1 1/2 | 48.6 | 4.5 | 4.89 | 60 |
| 40 | 1 1/2 | 48.6 | 5.1 | 5.47 | 80 |
| 50 | 2 | 60.5 | 3.2 | 4.52 | 20 |
| 50 | 2 | 60.5 | 3.9 | 5.44 | 40 |
| 50 | 2 | 60.5 | 4.9 | 6.72 | 60 |
| 50 | 2 | 60.5 | 5.5 | 7.46 | 80 |
| 65 | 2 1/2 | 76.3 | 4.5 | 7.97 | 20 |
| 65 | 2 1/2 | 76.3 | 5.2 | 9.12 | 40 |
| 65 | 2 1/2 | 76.3 | 6.0 | 10.4 | 60 |
| 65 | 2 1/2 | 76.3 | 7.0 | 12.0 | 80 |
| 80 | 3 | 89.1 | 4.5 | 9.39 | 20 |
| 80 | 3 | 89.1 | 5.5 | 11.3 | 40 |
| 80 | 3 | 89.1 | 6.6 | 13.4 | 60 |
| 80 | 3 | 89.1 | 7.6 | 15.3 | 80 |
| 90 | 3 1/2 | 101.6 | 4.5 | 10.8 | 20 |
| 90 | 3 1/2 | 101.6 | 5.7 | 13.5 | 40 |
| 90 | 3 1/2 | 101.6 | 7.0 | 16.3 | 60 |
| 90 | 3 1/2 | 101.6 | 8.1 | 18.7 | 80 |
| 100 | 4 | 114.3 | 4.9 | 13.2 | 20 |
| 100 | 4 | 114.3 | 6.0 | 16.0 | 40 |
| 100 | 4 | 114.3 | 7.1 | 18.8 | 60 |
| 100 | 4 | 114.3 | 8.6 | 22.4 | 80 |
| 125 | 5 | 139.8 | 5.1 | 16.9 | 20 |
| 125 | 5 | 139.8 | 6.6 | 12.7 | 40 |
| 125 | 5 | 139.8 | 8.1 | 26.3 | 60 |
| 125 | 5 | 139.8 | 9.5 | 30.5 | 80 |
| 150 | 6 | 165.2 | 5.5 | 21.7 | 20 |
| 150 | 6 | 165.2 | 7.1 | 27.7 | 40 |
| 150 | 6 | 165.2 | 9.3 | 35.8 | 60 |
| 150 | 6 | 165.2 | 11.0 | 41.8 | 80 |
| 200 | 8 | 216.3 | 6.4 | 33.1 | 20 |
| 200 | 8 | 216.3 | 7.0 | 36.1 | 30 |
| 200 | 8 | 216.3 | 8.2 | 42.1 | 40 |
| 200 | 8 | 216.3 | 10.3 | 52.3 | 60 |
| 200 | 8 | 216.3 | 12.7 | 63.8 | 80 |
| 250 | 10 | 267.4 | 6.4 | 41.2 | 20 |
| 250 | 10 | 267.4 | 7.8 | 49.9 | 30 |
| 250 | 10 | 267.4 | 9.3 | 59.2 | 40 |
| 250 | 10 | 267.4 | 12.7 | 79.8 | 60 |
| 250 | 10 | 267.4 | 15.1 | 93.9 | 80 |
| 300 | 12 | 318.5 | 6.4 | 49.3 | 20 |
| 300 | 12 | 318.5 | 8.4 | 64.2 | 30 |
| 300 | 12 | 318.5 | 10.3 | 78.3 | 40 |
| 300 | 12 | 318.5 | 14.3 | 107 | 60 |
| 300 | 12 | 318.5 | 17.4 | 129 | 80 |
| 350 | 14 | 355.6 | 6.4 | 55.1 | 10 |
| 350 | 14 | 355.6 | 7.9 | 67.7 | 20 |
| 350 | 14 | 355.6 | 9.5 | 81.1 | 30 |
| 350 | 14 | 355.6 | 11.1 | 94.3 | 40 |
| 350 | 14 | 355.6 | 15.1 | 127 | 60 |
| 350 | 14 | 355.6 | 19.0 | 158 | 80 |
| 400 | 16 | 406.4 | 6.4 | 63.1 | 10 |
| 400 | 16 | 406.4 | 7.9 | 77.6 | 20 |
| 400 | 16 | 406.4 | 9.5 | 93.0 | 30 |
| 400 | 16 | 406.4 | 12.7 | 123 | 40 |
| 400 | 16 | 406.4 | 16.7 | 160 | 60 |
| 400 | 16 | 406.4 | 21.4 | 203 | 80 |
| 450 | 18 | 457.2 | 6.4 | 71.1 | 10 |
| 450 | 18 | 457.2 | 7.9 | 87.5 | 20 |
| 450 | 18 | 457.2 | 11.1 | 122 | 30 |
| 450 | 18 | 457.2 | 14.3 | 156 | 40 |
| 450 | 18 | 457.2 | 19.0 | 205 | 60 |
| 450 | 18 | 457.2 | 23.8 | 254 | 80 |
| 500 | 20 | 508.0 | 6.4 | 79.2 | 10 |
| 500 | 20 | 508.0 | 9.5 | 117 | 20 |
| 500 | 20 | 508.0 | 12.7 | 155 | 30 |
| 500 | 20 | 508.0 | 15.1 | 184 | 40 |
| 500 | 20 | 508.0 | 20.6 | 248 | 60 |
| 500 | 20 | 508.0 | 26.2 | 311 | 80 |
| 550 | 22 | 558.8 | 6.4 | 87.2 | 10 |
| 550 | 22 | 558.8 | 9.5 | 129 | 20 |
| 550 | 22 | 558.8 | 12.7 | 171 | 30 |
| 550 | 22 | 558.8 | 15.9 | 213 | 40 |
| 600 | 24 | 609.6 | 6.4 | 95.2 | 10 |
| 600 | 24 | 609.6 | 9.5 | 141 | 20 |
| 600 | 24 | 609.6 | 14.3 | 210 | 30 |
| 650 | 26 | 660.4 | 7.9 | 127 | 10 |
| 650 | 26 | 660.4 | 12.7 | 203 | 20 |
Aia ka JIS G 3454papa hana 10, papa hana 20, papa hana 30, papa hana 40, papa hana 60, apapa hana 80.
Hiki iā ʻoe ke kaomi ma ka papa kuhikuhi No. āu e makemake ai e nānā;ua hoʻonohonoho mākou i nā mana PDF kūpono no kou ʻoluʻolu.
JIS G 3454 ʻO nā ʻae no ka anawaena o waho, ka mānoanoa o ka paia, ka eccentricity, a me ka lōʻihi e hoʻokō i kēia mau koi.
Mai kona hoʻokumu ʻana i ka makahiki 2014, ua lilo ʻo Botop Steel i mea hoʻolako alakaʻi i ka paipu kila carbon ma Northern China, i ʻike ʻia no ka lawelawe maikaʻi loa, nā huahana kiʻekiʻe, a me nā hoʻonā piha.
Hāʻawi ka hui i nā ʻano paipu kila kalapona a me nā huahana pili, me ka seamless, ERW, LSAW, a me ka paipu kila SSAW, a me ka laina piha o nā paipu paipu a me nā flanges.
ʻO kāna mau huahana kūikawā pū kekahi me nā mea kila kiʻekiʻe a me nā austenitic stainless steel, i hana ʻia e hoʻokō i nā koi o nā papahana pipeline like ʻole.
Eʻoluʻolu e leka uila iā mākou, e hāʻawi mākou iāʻoe i nā paipu kila maʻamau me kaʻoihanaʻoihana a me ka maikaʻi.Ke kali nei ʻo Botop i ka lawelawe ʻana iā ʻoe.
