DN25 Carbon Steel Seamless Butt-Weld Concentric Reducer Enquiry
工业采购项目
准备更清晰的 RFQ
请提供以下信息，帮助 RELIA 理解零件要求并与您确认下一步。
- 图纸、样品或参考标准
- 材料牌号和首选工艺
- 尺寸、公差和表面处理
- 应用、目标数量和目的地
生产周期、包装和运输条款将在规格与贸易条件确认后按项目确定。
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warranty1 yearcustomized supportOEM, ODM, OBM
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TechnicForgedConnectivityWelding
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shapeEqualhead codeHexagon
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Surface TreatmentPaintingMounting hole diameter0.26 in
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Pipe Class150SizeCustomized Size
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Product nameElbow
This carbon-steel butt-weld reducer enquiry includes DN25, seamless construction and a concentric transition requirement. The reducer options and tapered photograph establish the broad family. A selected drawing must explain which end DN25 describes and how the complete large-by-small pair relates to the listed millimetre choices.
Map DN25 to a complete two-ended transition
Identify the large and small nominal sizes separately, with measured outside diameters, actual walls and weld preparation. Show the required common centreline alignment, overall length and transition envelope. A single DN25 or millimetre label cannot define both openings. Compare the selected pair with the adjoining pipes and check installation clearance and access for welding and inspection. The photograph and its marking cannot establish the end sizes or exact concentric geometry of every option. Hexagon and the mounting-hole field do not substitute for that dimensional record.
Request the full ASTM specification and construction evidence
Select Carbon Steel for the title requirement and obtain the material specification number, edition and exact grade with traceable records. ASTM alone does not identify that package. Stainless Steel and Alloy choices require separate assignments. No wall schedule or dimensional standard number is supplied, so agree actual thickness, length, tolerances and inspection explicitly. Request records demonstrating the required seamless construction and explaining the actual forming route rather than treating Seamless or Forged wording as proof of manufacture.
Define finish and acceptance for both welded ends
Agree surface preparation, coating coverage and weld-zone condition beyond Painting. Supply both mating-pipe specifications and the fluid, pressure, temperature and corrosion conditions with joining and inspection requirements. Qualify the completed reducer for that service through material and joint evidence; the Pipe Class 150 label is insufficient by itself. Confirm the offered dimensional range and availability separately from Customized Size. Acceptance should identify the mapped DN25 end pair and link its drawing, actual walls and material/production records.
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在最终确认产品前先整理需求。
产品页只是起点。在确认库存匹配或定制生产前，我们会评审图纸、样品、接口、材料、数量及验收要求。
结合您的项目场景讨论该产品。
提供现有图纸、样品、参考件、目标数量及应用信息。尚不确定的项目可留待评审。
