碳化钨价格

碳化钨 更多供应商 12070-12-1 碳化钨 价格

性状
为黑色六方晶系结晶。熔点2870℃±50℃。沸点6000℃。溶于硝酸与氢氟酸的混酸和王水中,不溶于冷水。相对密度d1815.63。耐酸性强。硬度高。弹性模量大。
所属类别
无机化工产品: 无机盐: Cp钼、钛、钨、钒、锆
用途与作用
用于生产各种合金。
合成工艺与制法
钨粉碳化法将三氧化钨加氢还原制得钨粉(平均粒度3~5μm)。再把钨粉和炭黑按等摩尔比混合(用球磨机干混约10h),在101.325 Mpa左右的压力下加压成型。将该加压成型粉末放进石墨盘或坩埚内,用石墨电阻炉或感应电炉在氢气流中(使用露点为-35℃的纯氢)加热至1550~1650℃,使之渗碳,则生成碳化钨成品。
参考质量标准
国家标准 GB 4295-94
产品牌号化学成分/%
WC≥碳含量杂质含量,≤氧含量/%≤
总碳游离碳FeSiMgAlKNaCaSMo
FWC08-0999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.20
FWC10-1399.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.18
FWCl4-1799.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.15
FWCl8—2399.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.12
FWC24—2999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.10
FWC30—3999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.08
FWC40一4999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.08
FWC50—6999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.08
FWC70—9999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.05
FWCl00—13999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.05
FWCl40—19999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.05
FWC200—25999.76.13±0.05≤0.080.030.0050.0050.0020.0030.0030.0050.0050.040.05


碳化钨价格(试剂级)

更新日期产品编号品牌产品信息CAS号MDL号规格与纯度包装价格库存信息操作
2024/11/08 040502 碳化钨, 99% (metals basis)
Tungsten carbide, 99% (metals basis)
12070-12-1 MFCD00011464 50g 704元 待询价 详细
2024/11/08 040502 碳化钨, 99% (metals basis)
Tungsten carbide, 99% (metals basis)
12070-12-1 MFCD00011464 250g 2527元 待询价 详细
2024/11/08 012482 碳化钨, 99.5% (metals basis)
Tungsten carbide, 99.5% (metals basis), Thermo Scientific Chemicals
12070-12-1 100g 1159元 待询价 详细
2024/11/08 012482 碳化钨, 99.5% (metals basis)
Tungsten carbide, 99.5% (metals basis), Thermo Scientific Chemicals
12070-12-1 500g 3866元 待询价 详细
2024/11/08 20044560 碳化钨200目
tungsten(ⅳ) carbide
12070-12-1 100G 193元 <10 详细
2024/04/30 12482 碳化钨, 99.5% (metals basis)
Tungsten carbide, 99.5% (metals basis)
12070-12-1 MFCD00011464 100g 1159元 15 详细
2024/04/30 12482 碳化钨, 99.5% (metals basis)
Tungsten carbide, 99.5% (metals basis)
12070-12-1 MFCD00011464 500g 3866元 0 详细
仲钨酸铵价格(试剂级) 钨价格(试剂级)