Factory Seamless Steel Tube Pressure Boiler Pipe Mai i te mira maitai
I te tautokohia e tetahi kaihautu IT matatau me te tohunga, ka taea e matou te tautoko hangarau mo te hoko-mua me te awhina i muri i te hokonga mo te Factory Seamless Steel Tube Pressure Boiler Pipe Mai i te Mii Tira, Ka tino mihi matou ki a koe ki te hanga mahi tahi me te whakaputa i te pumanawa pai. me tatou.
Ma te tautokohia e tetahi kaihautu IT matatau me te tohunga, ka taea e matou te tuku tautoko hangarau mo te hoko-mua me te awhina muri-hoko mo28 Inihi Poaka Wao Tuaro Me te Paipa Hinu Ataahua, Te Peehanga Paipa Pai Mo Te Hinu Me Te Hau, Nga Paipa Maama Kore Mo Nga Paipa Hinu Me Te Hau, Ko te whainga ki te "whakataetae ki te kounga pai me te whakawhanake me te mahi auaha" me te kaupapa ratonga "tango i nga tono a nga kaihoko hei kaupapa", ka whakapau kaha matou ki te tuku otinga whai tohu me te ratonga pai mo nga kaihoko o roto me te ao.
Tirohanga
Taupānga
Kei te whakamahia te nuinga ki te hanga waro hanganga maitai teitei, maitai hanganga koranu me te kowiri wera-ātete maitai putorino maitai tuitui mo te pehanga teitei me runga ake mamaoa kohu putorino.
Koeke Matua
Koeke o te waro hanganga maitai teitei: 20g, 20mng, 25mng
Koeke o te koranu hanganga maitai15mog,20mog,12crmog,15crmog,12cr2mog,12crmovg,12cr3movsitib, etc
Te karaehe o te rino atete wera-waikura1cr18ni9 1cr18ni11nb
Waahanga matū
| 牌号 | 质量 等级 | 化学成分(质量分数广小/% | ||||||||||||||
| C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als” | ||
| 不大于 | 不小于 | |||||||||||||||
| Q345 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.30 | 0.50 | 0.20 | 0.012 | 0.10 | —— | — | |||
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.07 | 0.15 | 0.20 | 0.015 | ||||||||||
| D | 0.18 | 0.030 | 0.025 | |||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q390 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.20 | 0.20 | 0.3. | 0.50 | 0.20 | 0.015 | 0.10 | — | — |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0,015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q42O | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.2. | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | —— | —— |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q46O | C | 0.20 | 0.60 | 1.80 | 0.030 | 0.030 | 0.11 | 0.20 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q500 | C | 0J8 | 0.60 | 1.80 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 0.60 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q550 | C | 0.18 | 0.60 | 2.00 | 0.025 | 0,020 | 0.11 | 0.20 | 0.20 | 0.80 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0,015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q62O | C | 0.18 | 0.60 | 2.00 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 1.00 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| 1除Q345A、Q345B牌号外，钢中应至少含有细化晶粒元素Al、Nb、V、Ti中的一种，中是他们有元素中 一种或几种细化晶粒元素，最大值应符合表中规定。组合加入时，Nb+V+Ti<0.22%° * 对于 Q345、Q390、Q420 和 Q46O 牌号，Mo+Cr<0.30%o °各牌号的Cr、Ni作为残余元素时，Cr、Ni含量应各不大于0.30%；当需要加入时，出听公听听定或由 供需双方协商确定。 J如供方能保证氮元素含量符合表中规定，可不进行氮含量分析。如果钢中加、のしす固氮作用 的合金元素，氮元素含量不作限制，固氮元素含量应在质量证明书中注明. '当采用全铝时，全铝含量AIt^0.020%B | ||||||||||||||||
Taonga Miihini
| No | Kōeke | Taonga Miihini | ||||
|
|
| Tana | Tukunga | Whakaroa | Pānga (J) | Te ringaringa |
| 1 | 20G | 410- | ≥ | 24/22% | 40/27 | — |
| 2 | 20MnG | 415- | ≥ | 22/20% | 40/27 | — |
| 3 | 25MnG | 485- | ≥ | 20/18% | 40/27 | — |
| 4 | 15MoG | 450- | ≥ | 22/20% | 40/27 | — |
| 6 | 12CrMoG | 410- | ≥ | 21/19% | 40/27 | — |
| 7 | 15CrMoG | 440- | ≥ | 21/19% | 40/27 | — |
| 8 | 12Cr2MoG | 450- | ≥ | 22/20% | 40/27 | — |
| 9 | 12Cr1MoVG | 470- | ≥ | 21/19% | 40/27 | — |
| 10 | 12Cr2MoWVTiB | 540- | ≥ | 18/-% | 40/- | — |
| 11 | 10Cr9Mo1VNbN | ≥ | ≥ | 20/16% | 40/27 | ≤ |
| 12 | 10Cr9MoW2VNbBN | ≥ | ≥ | 20/16% | 40/27 | ≤ |
Whakaritenga Whakamatau
Hei taapiri atu ki te whakarite i te hanganga matū me nga taonga miihini, ka mahia nga whakamatautau hydrostatic takitahi, ka mahia nga whakamatautau mura me te papatahi. . I tua atu, kei reira etahi whakaritenga mo te microstructure, te rahi o te witi, me te paparanga decarburization o te paipa maitai oti.
Te kaha tuku
Te Mahinga Whakarato: 2000 Tons Ia Marama Ma te Tohu o GB / T5310-2017 Alloy Steel Pipe
Te takai
I roto i nga paihere me te pouaka rakau kaha
Tukunga
7-14 ra mena kei roto i nga taonga, 30-45 nga ra ki te whakaputa
Utu
30% depsoit, 70% L/C, kape B/L ranei 100% L/C i te tirohanga
Taipitopito Hua
Ngongo Kore Tuia Mo Nga Kohua-Teitei
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M)-2012
ASME SA-213/SA-213M
