批發(fā)零售-Q345B-圓鋼-q355b
價格
訂貨量(噸)
¥3860.00
≥1
店鋪主推品 熱銷潛力款
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寧波市宏福金屬材料科技有限公司
店齡3年 企業(yè)認證
聯(lián)系人
黃小姐 銷售經(jīng)理
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經(jīng)營模式
經(jīng)營批發(fā)
所在地區(qū)
浙江省寧波市
Q345是一種鋼材的材質(zhì)。它是低碳合金鋼(c<0.2%),綜合性能好,低溫性能好,冷沖壓性能,焊接性能和可切削性能好。廣泛應(yīng)用于橋梁、車輛、船舶、建筑、壓力容器等。Q代表的是這種材質(zhì)的屈服,后面的345,就是指這種材質(zhì)的屈服值,在345MPa左右。并會隨著材質(zhì)的厚度的增加而使其屈服值減小
牌號 | C | Si | Mn | P | S | V | Nb | Al | Ti | Cr | Ni | Cu |
Q345A | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.035 | ≤0.15 | ≤0.07 | - | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
Q345B | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | 0.035 | ≤0.15 | ≤0.07 | - | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
Q345C | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.030 | ≤0.030 | ≤0.15 | ≤0.07 | ≥0.015 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
Q345D | 0.18 | ≤0.50 | ≤1.70 | ≤0.030 | ≤0.025 | ≤0.15 | ≤0.07 | ≥0.015 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
Q345E | ≤0.18 | ≤0.50 | ≤1.70 | ≤0.025 | ≤0.020 | ≤0.15 | ≤0.07 | ≥0.015 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
宏福金屬可提供以下鋼材:
品名 | 材質(zhì) | 品名 | 材質(zhì) | 品名 | 材質(zhì) |
模具鋼 | Cr12 Cr12mov, | 鑿巖專用鋼 | 18CrMnNi2MoA | 滲碳齒輪鋼 | 20CrMnTiH1-5 21CrNiMo5-6 |
SKD11 SKD61 | 電爐/電渣20Cr2Ni4A | 40CrNi2Mo 20CrMnMoH | |||
4Cr5MoSiV1 6542 | 20CrNi3A | 20CrNiMoA 30CrNiMo8(V) | |||
H13 B2—B3 | Q45Cr1NiMo1VA | 40CrNiMoA 4340 4140 | |||
3Cr2W8V DC53 | 18-23CrNi3MoA | 20CrNi2Mo/SAE4320/SNCM420 | |||
4Cr3Mo2NiVNb(HD) | 25Cr3Mo3NiNb/EN40B | SCr420HB(韓國現(xiàn)代) | |||
工具鋼 | W6—9—18 | EN30B EN39B | SAE8620H 19CrNi5(19CN5) | ||
5CrNiMo 5CrMnMo | 18CrNi8(18CN8) 18Cr2Ni4WA | ||||
T10A | 1%CrMoV | 17CrNiMo6 20CrNi3H | |||
8Cr3 9CrSi | 50R61 | 15CrNi3Mo/SAE9315/EN360 | |||
CrWMn | 石油用鋼 | 37CrMnMoA |
合結(jié)鋼 | 20MN 20Mn2 20MnV | |
38CrSi | AISI4137H | 12CrMo 15CrMo 20CrMo | |||
彈簧鋼 | 65Mn | AISI4145H | 30CrMo 35CrMo 42CrMo | ||
60Si2MnA | 15CrNiMoA EX30 | 38CrMoAl | |||
55SiMnA | 15MnNi4Mo SN2025 | 高速鋼 | W6Mo5Cr4V2 W18Cr4V | ||
50CrVA | 不銹鋼/不銹鐵 | 201 202 | SKH9 SKH2-3 6542 | ||
60Si2CrVA | 1—4Cr13(Mo) 1Cr17Ni2 | 普通圓鋼 | 20# 35# 45# 55# 70# | ||
28/35MnSiB扁鋼 | 0—1Cr18Ni9Ti | Q235/A3 Q345D/E(16Mn) | |||
軸承鋼 | GCr15 GCr9 | 316 316L 316Ti | 20Cr 40Cr ML08Al | ||
GCr9SiMn | 301 303 304 304L | 汽輪機專用鋼 | 15CrMoA 1Cr12Mo | ||
GCr15SiMn | 309S 310S 321 | 12Cr1MoVA | |||
G20CrNiMo | 9Cr18 9Cr18Mo(V) | 20Cr3MoWVA | |||
G20CrNi2Mo | 1Cr5Mo 1Cr11MoV | 20Cr1Mo1VNbTiB | |||
SKF3 SKF255 | 0Cr17Ni7A1 | 25Cr2Mo1VA | |||
100Cr6 | 0Cr18Ni10Ti | 20Cr1Mo1V1A | |||
100CrMnSi6 | 410 420 430 434 | 2Cr12NiMo1W1V | |||
SAE4320 | 430F 4Cr9Si2 | 2Cr12NiMoWV | |||
煤機用鋼 | 27SiMn | 4Cr10Si2Mo | 1Cr12Ni2W1Mo1V | ||
30CrMnTi | 5Cr21Mn9Ni4N(21-4N) | 1Cr12W1MoV 21CrMoV | |||
20-25MnVK | 3Cr20Ni11Mo2PB(PB) | 30Cr1Mo1V 2Cr12MoV | |||
30-35CrMnSiA | 4Cr14Ni14W2Mo(雙14) | 0Cr17Ni4Cu4Nb固溶、時效 | |||
易切削鋼
| 1215 Y15 Y15Pb | 3Cr20Ni10W2(SNCrW) | 630 17-4pH 2205 | ||
12L14 1144 1215 | 緊固件用鋼 | CrMo系列 42CrMo B7 | 耐磨鋼 | 35MnB/20Mn-50Mn等 | |
Y40Mn 1215MS | 20MnTiB 35VB | 鐵道車輛鋼 | Q345/Q355 A B C D E | ||
11SMnPb28-30 | 30CrMo | 25MnCrNiMoA
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