Steel pipe sa paggawa ng barko
Marine steel pipe, ginagamit para sa paggawa ng barko at superheater.
Seamless steel pipe para sa paggawa ng barkosumangguni sa mga bakal na tubo na idinisenyo at ginawa para sa mga marine boiler, superheater at pressure system. Maaaring malawakang gamitin ang mga pipe ng bakal sa paggawa ng barko sa CCS, DNV, LR, GL, ABS, BV, RINA, NK at iba pang mga barko pati na rin sa mga pambansang pamantayan ng Tsino.
Marka ng produksyon
320, 360, 410, 460, 490,GL-R 410,37Mn,34CrMo4,A53B,Grade 3,410HB,410,RST138,RST142,RST238,RST242,RST328, etc
Dimensional tolerance
Uri ng bakal na tubo | panlabas na diameter(D) | Kapal ng pader ng bakal na tubo(S) | ||
Malamig na iginuhit na tubo | Panlabas na lapad ng bakal na tubo(mm) | Pinahihintulutang paglihis(mm) | Kapal ng pader ng bakal na tubo(mm) | Pinahihintulutang paglihis(mm) |
>30~50 | ±0.3 | ≤30 | ±10% | |
>50~219 | ±0.8% | |||
Mainit na pinagsamang tubo | >219 | ±1.0% | >20 | ±10% |
Mekanikal na ari-arian
pamantayan | Grade | lakas ng makunat(MPa) | lakas ng ani(MPa) | pagpapahaba(%) |
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 |
kemikal na pampaganda
Grade | Marka ng Bakal | C | Si | Mn | S | P | Natirang elemento | |||||
Pamantayan | Cr | Mo | Ni | Cu | Kabuuan | |||||||
GB/T 5312 | Carbon at Carbon-Manganese | 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 | ||
China Classification Society (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 |
Lipunan | Pamantayan o paggamit | Grado ng bakal | komposisyon ng kemikal,% | |||||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Al | Mo | V | P+S | |||
GLR | Hindi alloly | GL-R 410 | ≤ 0.21 | ≤ 0.35 | ≤ 1.40 | ≤ 0.025 | ≤ 0.020 | - | - | - | ≥0.020 | - | - | - |
GB 18248 | 37Mn | 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 | para sa presyon ASTM A53/A53M | A53B | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
ABS | para sa pressure | Baitang 3 | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
BV | para sa pressure | 410HB | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
LR | para sa pressure | 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.045 | ≤ 0.045 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | - | ≤ 0.10 | - | - |
KR | para sa pressure | 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 | para sa pressure | grade 1 No3/ KSTPG 42 | ≤ 0.30 | ≤ 0.35 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
CCS | para sa pressure | 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 |
- Mga natitirang elemento:Cr≤0.25%, Mo≤0.10%, Ni≤0.30%, Cu≤0.30%aggregate≤0.70%
Maaaring i-customize ng aming kumpanya ang mga materyales ng pambansang pamantayan 20 #, Q345B, Q345C, Q345D, Q345E, American standard na ASTM/ASME A106 Gr. B, A53 Gr. B, A333 Gr.6, A500 Gr. A, A500 Gr. B, A500 Gr. C at European standard EN10210/EN10219/EN10216 S235JR, S235J0, S235J2, S355JR, S355J0, S355J2, S355NL, S355K2 pati na rin ang mga panlabas na standard na steel pipe ng British standard, Australian standard at Japanese Ang kalidad ng produkto ay maaasahan. Ini-export din ito sa maraming bansa at rehiyon sa North America, South America, Europe, Middle East, Southeast Asia, Australia at Central Asia. Ang mga produkto ay malawakang ginagamit sa iba't ibang inhinyero ng istruktura ng bakal, nuclear power engineering, ocean engineering, construction bridge engineering, engineering machinery at equipment production, metalurgical equipment production at iba pang larangan. Ang iba pang mga produkto ay: high pressure boiler tubes, oil cracking tubes, high pressure fertilizer professional tubes, pipeline steel, oil casings, hot-dip galvanized steel tubes, cold rolled steel tubes, profiled tubes, galvanized steel coils, aluminized zinc steel coils at iba't ibang mga produktong sumusuporta sa pipeline.
Ang kumpanya ay nagbibigay ng malaking kahalagahan sa kalidad ng mga produkto, namumuhunan nang malaki sa pagpapakilala ng mga advanced na kagamitan at mga propesyonal, at ginagawa ang lahat upang matugunan ang mga pangangailangan ng mga customer sa loob at labas ng bansa.
Ang nilalaman ay maaaring halos nahahati sa: komposisyon ng kemikal, lakas ng ani, lakas ng makunat, katangian ng epekto, atbp.
Kasabay nito, ang kumpanya ay maaari ding magsagawa ng on-line flaw detection at annealing at iba pang proseso ng heat treatment ayon sa pangangailangan ng customer.
https://www.ytdrintl.com/
E-mail:sales@ytdrgg.com
Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.ay isang pabrika ng bakal na tubo na pinatunayan ngEN/ASTM/ JISdalubhasa sa paggawa at pag-export ng lahat ng uri ng square rectangular pipe, galvanized pipe, ERW welded pipe, spiral pipe, submerged arc welded pipe, straight seam pipe, seamless pipe, color coated steel coil, galvanized steel coil at iba pang produktong bakal. maginhawang transportasyon, ito ay 190 kilometro ang layo mula sa Beijing Capital International Airport at 80 kilometro ang layo mula sa Tianjin Xingang.
Whatsapp:+8613682051821