Pipa baja laut, dianggo pikeun pangwangunan kapal sareng superheater.
Pipa baja seamless pikeun pangwangunan kapalnujul kana pipa baja anu dirancang sareng diproduksi pikeun boiler laut, superheater sareng sistem tekanan. Pipa baja pangwangunan kapal tiasa seueur dianggo dina CCS, DNV, LR, GL, ABS, BV, RINA, NK sareng kapal-kapal sanésna ogé standar nasional Cina.
Tingkat produksi
320, 360, 410, 460, 490, GL-R 410,37Mn, 34CrMo4, A53B, Kelas 3,410HB, 410, RST138, RST142, RST238, RST242, RST249, RST338, RST342, jsb.
Toleransi diménsi
| Jenis pipa baja | diaméter luar(D) | Ketebalan témbok pipa baja(S) | ||
| Tabung anu digambar tiis | Diaméter luar pipa baja (mm) | Déviasi anu diidinan (mm) | Ketebalan témbok pipa baja (mm) | Déviasi anu diidinan (mm) |
| >30~50 | ±0.3 | ≤30 | ±10% | |
| >50~219 | ±0,8% | |||
| Tabung gulung panas | >219 | ±1.0% | >20 | ±10% |
Sipat mékanis
| standar | Kelas | kakuatan tarik (MPa) | kakuatan ngahasilkeun (MPa) | elongasi(%) |
| GB/T5312 | 320 | 320~410 | ≥195 | ≥25 |
| 360 | 360 | 360~480 | ≥215 | ≥24 |
| 410 | 410 | 410~530 | ≥235 | ≥22 |
| 460 | 460 | 460~580 | ≥265 | ≥21 |
| 490 | 490 | 490~610 | ≥285 | ≥21 |
Susunan kimiawi
| Kelas | Kelas Baja | C | Si | Mn | S | P | Unsur sésa | |||||
| Standar | Cr | Mo | Ni | Cu | Total | |||||||
| GB/T 5312 | Karbon & Karbon-Mangan | 320 | ≤0.16 | ≤0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 |
| 360 | ≤0.17 | ≤0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 410 | ≤0.21 | ≤0.35 | 0.40-1.20 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 460 | ≤0.22 | ≤0.35 | 0.80-1.40 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 490 | ≤0.23 | ≤0.35 | 0.80-1.50 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| Masarakat Klasifikasi Cina (CCS) | 1Cr0.5Mo | 440 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.70-1.10 | 0.45-0.65 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 |
| 2.25Cr1Mo | 410 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | |
| 490 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | ||
| Masarakat | Standar atanapi panggunaan | Kelas baja | komposisi kimia, % | |||||||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | Al | Mo | V | P+S | |||
| GLR | Non-alu | GL-R 410 | ≤ 0.21 | ≤ 0.35 | ≤ 1.40 | ≤ 0.025 | ≤ 0.020 | - | - | - | ≥0.020 | - | - | - |
| GB 18248 | 37 juta | 0.34 ~0.40 | 0.10 ~0.30 | 1.35 ~1.65 | ≤ 0.030 | ≤ 0.030 | ≤ 0.30 | ≤ 0.30 | ≤ 0.20 | - | - | - | ≤ 0.055 | |
| EN 10297 | 34CrMo4 | 0.30 ~0.37 | ≤ 0.40 | 0.60 ~0.90 | ≤ 0.035 | ≤ 0.035 | 0.9 ~1.20 | - | - | - | 0.15 ~0.30 | - | - | |
| DNV | pikeun tekanan ASTM A53/A53M | A53B | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| ABS | pikeun tekanan | Kelas 3 | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| BV | pikeun tekanan | 410HB | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| LR | pikeun tekanan | 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.045 | ≤ 0.045 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | - | ≤ 0.10 | - | - |
| KR | pikeun tekanan | RST138 | ≤ 0.25 | ≤ 0.35 | 0.30 ~0.90 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| RST142 | ≤ 0.30 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - | |||
| RST238 | ≤ 0.25 | 0.10 ~0.35 | 0.30 ~1.10 | ≤ 0.035 | ≤ 0.035 | - | - | - | - | - | - | - | ||
| RST242 | ≤ 0.30 | 0.30 ~1.40 | - | - | - | - | - | - | - | |||||
| RST249 | ≤ 0.33 | 0.30 ~1.50 | - | - | - | - | - | - | - | |||||
| RST338 | ≤ 0.25 | 0.30 ~0.90 | - | - | - | - | - | - | - | |||||
| RST342 | ≤ 0.30 | 0.30 ~1.00 | - | - | - | - | - | - | - | |||||
| NK | pikeun tekanan | kelas 1 No3/ KSTPG 42 | ≤ 0.30 | ≤ 0.35 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| CCS | pikeun tekanan | 360 | ≤ 0.17 | ≤ 0.35 | 0.40 ~0.80 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||
| 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 460 | ≤ 0.22 | ≤ 0.35 | 0.80 ~1.40 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 490 | ≤ 0.23 | ≤ 0.35 | 0.80 ~1.50 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
- Unsur sésa: Cr≤0.25%, Mo≤0.10%, Ni≤0.30%, Cu≤0.30% agregat≤0.70%
Pausahaan kami tiasa ngarobih bahan-bahan standar nasional 20 #, Q345B, Q345C, Q345D, Q345E, standar Amérika ASTM/ASME A106 Gr. B, A53 Gr. B, A333 Gr.6, A500 Gr. A, A500 Gr. B, A500 Gr. C sareng standar Éropa EN10210/EN10219/EN10216 S235JR, S235J0, S235J2, S355JR, S355J0, S355J2, S355NL, S355K2 ogé pipa baja standar éksternal standar Inggris, standar Australia sareng standar Jepang. Kualitas produkna tiasa dipercaya. Éta ogé diékspor ka seueur nagara sareng daérah di Amérika Kalér, Amérika Kidul, Éropa, Wétan Tengah, Asia Tenggara, Australia sareng Asia Tengah. Produk-produk ieu seueur dianggo dina rupa-rupa rékayasa struktur baja, rékayasa tanaga nuklir, rékayasa sagara, rékayasa sasak konstruksi, produksi mesin sareng peralatan rékayasa, produksi peralatan metalurgi sareng widang sanésna. Produk-produk sanésna nyaéta: tabung boiler tekanan tinggi, tabung retakan minyak, tabung profésional pupuk tekanan tinggi, baja pipa, selubung minyak, tabung baja galvanis celup panas, tabung baja gulung tiis, tabung profil, gulungan baja galvanis, gulungan baja séng aluminium sareng rupa-rupa produk pendukung pipa.
Perusahaan ieu ngutamakeun kualitas produk, investasi ageung dina ngenalkeun peralatan canggih sareng para ahli, sareng ngalakukeun sagala rupa pikeun minuhan kabutuhan para nasabah di jero sareng di luar negeri.
Eusina sacara kasar tiasa dibagi kana: komposisi kimia, kakuatan luluh, kakuatan tarik, sipat dampak, jsb.
Dina waktos anu sami, perusahaan ogé tiasa ngalaksanakeun deteksi cacad sareng annealing online sareng prosés perlakuan panas anu sanés numutkeun kabutuhan palanggan.
https://www.ytdrintl.com/
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Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.nyaéta pabrik pipa baja anu disertipikasi kuEN/ASTM/ JISspesialisasi dina produksi sareng ékspor sadaya jinis pipa pasagi pasagi, pipa galvanis, pipa dilas ERW, pipa spiral, pipa dilas busur terendam, pipa jahitan lempeng, pipa seamless, koil baja dilapis warna, koil baja galvanis sareng produk baja sanésna. Kalayan transportasi anu merenah, éta 190 kilométer jauhna ti Bandara Internasional Ibukota Beijing sareng 80 kilométer jauhna ti Tianjin Xingang.
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