Tabung Baja Mulus Multi-Senapan untuk Boiler Tekanan Tinggi GB / T 20409
Rincian produk
Pipa baja mulus
,Seamless Carbon Steel tube
GB/T 20409 Tabung Baja Tanpa Jahit Berpulang Berganda untuk Boiler Tekanan Tinggi
Spesifikasi:
Bahan:20G, 20MnG, 25MnG, 12CrMoG, 15CrMoG
Jangkauan Ukuran:OD:4-1200mm
WT:0.3-200mm
Panjang Umum:8-12m
Toleransi:
Menurut tabel berikut atau permintaan pelanggan.
Sifat mekanik longitudinal dari tabung sekrup internal pada suhu kamar
| Nomor | Kelas | kekuatan tarik
MPa ((N/ | Kekuatan hasil yang lebih rendah/MPa) | Perpanjangan A/% | Energi dampak
|
| Tidak kurang dari | |||||
| 1 | 20G | 410 ~ 550 | 245 | 24 | 35 |
| 2 | 20MnG | ≥415 | 240 | 22 | 35 |
| 3 | 25Mng | ≥ 485 | 275 | 20 | 35 |
| 4 | 12CrMoG | 410 ~ 560 | 205 | 21 | 35 |
| 5 | 15CrMoG | 440 ~ 640 | 235 | 21 | 35 |
Kelas dan komposisi kimia baja
| Nomor | Merek | komposisi kimia ((fraksi massa) / % | ||||||
| C | Mn | Ya. | Cr | Mo | S | P | ||
| 1 | 20G | 0.17 ~ 0.23 | 0.35 ~ 0.65 | 0.17 ~ 0.37 | ... | ... | ≤ 0.020 | ≤ 0.025 |
| 2 | 20MnG | 0.17 ~ 0.23 | 0.70 ~ 1.00 | 0.17 ~ 0.37 | ... | ... | ≤ 0.020 | ≤ 0.025 |
| 3 | 25Mng | 0.22 ~ 0.29 | 0.7 ~ 1.00 | 0.17 ~ 0.37 | ... | ... | ≤ 0.020 | ≤ 0.025 |
| 4 | 12CrMoG | 0.08 ~ 0.15 | 0.40 ~ 0.70 | 0.17 ~ 0.37 | 0.40 ~ 0.70 | 0.40 ~ 0.55 | ≤ 0.020 | ≤ 0.025 |
| 5 | 15CrMoG | 0.12 ~ 0.18 | 0.40 ~ 0.70 | 0.17 ~ 0.37 | 0.80 ~ 1.10 | 0.40 ~ 0.55 | ≤ 0.020 | ≤ 0.025 |
| Catatan1: Kandungan unsur residual dari 20G,20MnG,25MnG harus memenuhi: Cu≤0,20%,Cr≤0,25%,Ni≤0,25%,V≤0,08%,Mo≤0,15%;Sisa unsur dari merek lain harus memenuhi: Cu≤0,20%,Ni≤0,30%. Catatan2:Aluminium larut dalam asam dalam baja 20G seharusnya tidak lebih dari 0,010%. Catatan 3: Kandungan nitrogen baja yang dihasilkan oleh konverter oksigen ditambah pemurnian tungku tidak boleh lebih dari 0,008%. | ||||||||
Karakteristik:
TORICH Jaminan Kualitas
Kualitas permukaan yang baik
Toleransi OD dan ID yang baik dikontrol sesuai dengan standar teknis
Kualitas stabil
100% Uji arus Eddy
Pengolahan:Menggambar di udara dingin
Kondisi teknis pengiriman:Pengolahan panas
Digunakan secara luas di bidang:Boiler tekanan tinggi
-
Auto Parts ASTM A513 Cold Rolling Tabung Baja Dilas dengan Produksi DOM
Auto Parts ASTM A513 Welded Steel Tubes with DOM production ASTM A513 Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing Applications: for Machinery, Mechanical Engineering 1. Standard: ASTM A513 cold rolling welded precision steel tubes 2. Steel Grade: SAE1010, SAE1020, other materials upon agreement with customers. 3. Production method: Cold rolling on the weled steel tubes, to reach high accuracy on the OD and WT tolerance 4. Size range: O.D.:6-350mm W.T. -
25mm Diameter Bright Annealing Tabung Baja Mulus untuk Sistem Hidrolik
EN10305-1 E235 E355 NBK Bright Annealing Precision Steel Pipes for Hydraulic Systems EN10305-1 NBK Bright Annealed Precision steel pipes for Hydraulic system OD:4-80 (mm) WT0.5-10 (mm) Length 1000-12000mm Product name: Seamless Precision Steel Pipe Application: for hydraulic systems precision steel pipes for Hydraulic system OD (mm) WT (mm) Length (mm) 4 0.5 5800-6000 4.0 1.0 5800-6000 5.0 1.0 5800-6000 6.0 1.0 5800-6000 6.0 1.5 5800-6000 8.0 1.0 5800-6000 9.5 0.89 5800-6000 -
Tabung Baja Hitam Fosfat Seamless Presisi untuk Sistem Hidraulik
Steel Pipes with high precision for Hydraulic Systems with Black Phosphating surface Black Phosphated Hydraulic Tubes with High Precision and tight tolerance, the tubes are produced by precision cold drawn and cold rolling, then bright annealed in a protected atmosphere, afterwards it is blackphosphated on the surface Production process: DIN series tubes, cold drawn and bright annealed precision seamless steel tube is used as the tube to be phosphated. The phosphorization is -
Tabung Baja Galvanis Mulus Presisi DIN2391 EN103052 ST35.0 ST37
Precision Seamless Galvanized Steel Tubes DIN2391 EN103052 ST35.0 ST37 Production Process: Cold rolling by Cold pilger machine and Cold rolling machine,galvanized and zinc plated could be applied. Cold Rolled and Galvanized Steel Tube Production process: DIN highly accurate, cold rolled and bright seamless steel tube is used as the tube to be galvanized. The outer wall of tube is electroplated. The caps are covered at two ends of tube to prevent from the dust. Main Features:
