GOST 法兰标准:俄罗斯和独联体市场完整指南
GOST 标准是俄罗斯、哈萨克斯坦、白俄罗斯和独联体国家管道项目的强制性标准。
主要 GOST 法兰标准
- GOST 12820-80:钢制平焊法兰(焊颈)
- GOST 12821-80:钢制松焊法兰(带螺纹)
- GOST 12822-80:钢制盲板法兰
GOST 压力额定值(PN 系统)
PN1.0 (10 bar)、PN1.6 (16 bar)、PN2.5 (25 bar)、PN4.0 (40 bar)、PN6.3 (63 bar)、PN10.0 (100 bar)、PN16.0 (160 bar)、PN20.0 (200 bar)
GOST 材料等级
不锈钢 08х18н10 (304),03х17н14м3 (316l),12х18н10т (321)
碳: Ст20, 09Г2С (低温), 17Г1С (管道)
独联体市场应用
- 石油与天然气:俄罗斯天然气工业股份公司、俄罗斯石油天然气公司、卢克石油公司项目
- 石化:Sibur、Tatneft 炼油厂
- 区域供暖:市政系统(PN16-PN25)
- 水利基础设施和发电
认证要求
需要 GOST-R 或 EAC 证书、材料证书、尺寸报告、压力测试证书。
GOST 法兰查询: 电子邮件1007788887@qq.com | WhatsApp:+86-18658777855
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