Pipa Baja Seamless Precision Dhuwur
standar produksi:
GB / T 3639 ； GB / T 1591 ； GB / T 699 ； DIN2391 ； EN10305-1 ； ASTM A519
kahanan pangiriman:
| kahanan pangiriman | Kode | Nerangake |
| Gambar kadhemen utawa kadhemen muter / hard | + C | Gambar kadhemen pungkasan utawa rolling kadhemen tanpa perawatan panas |
| Tekanan ngatasi annealing sawise adhem utawa muter adhem | + SR | Sawise nggambar kadhemen pungkasan utawa muter kadhemen, tabung baja diilangi kanthi anil stres |
| annealing | + A | Sawise nggambar kadhemen pungkasan, tabung baja dicaplok |
| normalake | + N | Sawise nggambar kadhemen pungkasan, pipa baja dinormalisasi |
20 #, 45 #, Q345B, Q345D, 25Mn, 27SiMn, E355, SAE1026, STKM13C, E460, 4130, 4140
Komposisi kimia:
| Komposisi kimia,% | |||||||||
| bahan waja | C | Si | Mbak | P | S | Cr | Ni | V | Al |
| ≤ | ≥ | ||||||||
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.250 | 0.250 | / | / |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | 0.250 | 0.300 | / | / |
| Q345B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.300 | 0.250 | 0.08 | / |
| Q345D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.250 | 0.250 | 0.150 | 0.015 |
| 25Bapak | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | / | / | / | / |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.035 | 0.035 | 0.300 | 0.300 | / | / |
| E355 (ST52) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.250 | 0.250 | / | / |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.040 | 0.050 | / | / | / | / |
| E460 | ≤0.22 | ≤0,60 | 1.20-1.60 | 0.030 | 0.030 | 0.300 | 0.800 | 0.20 | 0.02 |
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | 0.040 | 0.040 | 0.80-1.10 | / | / | / |
| 4140 | 0.36-0.43 | 0.15-0.35 | 0.75-1.00 | 0.040 | 0.040 | 0.80-1.10 | / | / | / |
Properti mekanik
| bahan waja | Status pangiriman | |||||||||||
| + C | + SR | + A | + N | |||||||||
| Rm / Mpa | A /% | Rm / Mpa | Rel / Mpa | A /% | KV2 / J | Rm / Mpa | A /% | Rm / Mpa | Rel / Mpa | A /% | KV2 / J | |
| 20 (ST45) | 550 | 5 | 520 | 375 | 12 | - | 390 | 21 | 440 ～ 570 | 255 | 21 | - |
| 45 | 645 | 4 | 600 | 450 | 6 | - | 590 | 14 | 540 | 340 | 18 | - |
| Q345 | 680 | 8 | 580 | 450 | 10 | 27 | 450 | 22 | 490 ～ 630 | 355 | 22 | 34 |
| 25Mn (SAE1026) | 650 | 6 | 560 | 430 | 10 | - | 430 | 20 | 460 | 300 | 20 | - |
| E355 (ST52) | 680 | 8 | 580 | 450 | 10 | 27 | 450 | 22 | 490 ～ 630 | 355 | 22 | 34 |
| 27SiMn | 750 | 4 | 650 | 520 | 8 | - | 600 | 10 | 650 | 430 | 14 | - |
| E460 | 690 | 620 | 13 | |||||||||
Cathetan: Rm: kekuatan tarik; Rel: kekuwatan panen ngisor; A: elongasi;
KV2: energi panyerepan kejut.
Energi panyerepan kejut Q345 sesuai karo B, C, D, E, sing padha karo 20 ° C 、 0 ° C 、 -20 ° C 、 -40 ° C.
Kita bisa ngasilake diameter njaba 4mm-273mm, tabung baja sing adhem presisi dhuwur, tabung baja sing digulung adhem, pipa baja presisi, tabung stainless steel, ketebalan tembok tabung stainless steel 0,1mm-25mm, akurasi nganti / +0.025 mm, kasar 0,2.
Umume digunakake ing pipa sistem hidrolik, pipa manufaktur mobil, industri militer, mesin konstruksi, lokomotif sepur, aerospace, pembuatan kapal, petrokimia, pembangkit listrik, peralatan ketel, lsp.
Ana 6 ciri utama produk kami:
1. Ora ana lapisan oksida ing tembok njero lan tembok njaba.
2. Ora ana bocor tekanan sing gedhe banget.
3. Akurasi dhuwur.
4. Rampung dhuwur.
5. Bending mlengkung tanpa deformasi.
6. Ora ana kobong, nyusut, rata, ora ana retakan.
