ج&مجموعة ن الصناعية, ماسورة, الشركات المصنعة للتركيبات والشفاه,طلاء fbe إيبوكسي وpe لخطوط الأنابيب منذ عام 1991، مع العلامة التجارية C&ن هويتونج ,ج&ن هونغتشنغ.
مخفضات انقسام الصنبور الساخن
Struggling with tight spaces, اللحامات المستحيلة, أو إغلاق خطوط الأنابيب المكلفة? تعرف على الحل النهائي للمشكلة: ج&تركيبات سبليت N & مخفضات انقسام الصنبور الساخن.
About Split Fittings
A split fitting (مثل المخفض الانقسام, مِرفَق, أو المحملة) هو بالضبط ما يبدو عليه الأمر - أنبوب كامل مقطوع بدقة إلى نصفين متماثلين. While it might seem like an extra manufacturing step, it solves some of the biggest headaches in pipeline construction, hot tapping, and maintenance:
1. The Tight Space Master When pipelines are flush against walls, ceilings, or buried in narrow trenches, replacing an entire spool is a nightmare. With our split fittings, you simply clamp the two halves over the existing pipe and weld. No extensive dismantling, and no pipe rotation needed.
2. The Ultimate Repair Sleeve Got a worn-out or leaking fitting on an aging chemical, marine, or fire-protection line? Instead of large-scale pipe cutting, a split fitting acts as a permanent structural “patch” or repair sleeve, encapsulating the damaged area. It avoids extensive hot work on the inner pipe and drastically reduces downtime.
3. Internal Coating Protector For pipes with internal plastic, rubber, or anti-corrosion linings, standard full-penetration welding can burn and destroy the internal coating. Split fittings allow you to weld the external seams safely, minimizing heat transfer and preserving the integrity of the internal pipeline defense.
4. Prefabrication Flexibility For factory pre-fab spools, split structures allow for easy transportation and crucial micro-adjustments on-site. Even if the existing pipe has a slight deviation, the split design ensures a perfect, seamless fit.
Why Precision Matters in Transitions A reducer’s tapering geometry makes it notoriously difficult to split cleanly. A poor cut results in warped halves that rock back and forth on the pipe. Our CNC wire-cutting technology ensures that the complex curve of the transition zone is divided perfectly. When the two halves are assembled on-site, they hug the existing pipe tightly from the larger diameter down to the smaller one, ensuring stress is distributed evenly across the longitudinal welds.
تحديد & Built-to-Last Materials Manufactured starting from seamless or heavy-wall welded reducers conforming to أسم B16.9 أبعاد, our split reducers are customized for repair applications. Common materials include أستم A234 وب for general use, و Alloy Steels (like WP11/WP22) for high-temperature petrochemical processing.
A234 WPB Chemical Composition Requirements
| عنصر | تعبير, % |
|---|---|
| ج | ≤0.30 |
| MN | 0.29-1.60 |
| ص | ≤0.050 |
| ق | ≤0.058 |
| و | ≥0.10 |
| كر | ≤0.40 |
| شهر | .150.15 |
| في | ≤0.40 |
| النحاس | ≤0.40 |
| الخامس | ≤0.08 |
*ASTM A234 WPB fittings made from bar or plate may have 0.35 max carbon and that made from forgings may have 0.35 الحد الأقصى للكربون و 0.35 الحد الأقصى من السيليكون بدون حد أدنى.
*لكل تخفيض 0.01% أقل من الحد الأقصى المحدد للكربون, زيادة 0.06% سيتم السماح بالمنجنيز فوق الحد الأقصى المحدد, بحد أقصى 1.65%.
*The sum of copper, nickel, الكروم, and molybdenum shall not exceed 1.00%.
الخصائص الميكانيكية
| الشد متطلبات | Values |
|---|---|
| T.S. دقيقة. MPA [KSI] | 415 [60] |
| Y.S. دقيقة. MPA [KSI] | 240 [35] |
| صلابة الأعلى. HBW | 197 |
| El.lg-1 دقيقة. % | 22 |
| El.tr-1 دقيقة. % | 14 |
| El.lg-2 دقيقة. % | 30 |
| El.tr-2 دقيقة. % | 20 |
*El.lg-1 & El.tr-1: longitudinal & transverse elongation of standard round specimen, or small proportional specimen in 4D.
*El.lg-2 & El.tr-2: longitudinal & transverse elongation of rectangular specimen for wall thickness 7.94 mm and over, and for all small sizes tested in full section; في 2 ″ [50 مم].
*For each 0.79 mm decrease in wall thickness below 7.94 mm of the rectangular specimen, خصم من 1.5% للطولية و 1.0% للعرضية من القيم الموضحة أعلاه مسموح بها.
ج&N Advantage: Why Our Split Fittings Stand Out
In the pipeline industry, an inaccurately cut split fitting is a disaster. It leads to misalignment, forcing welders to spend hours hammering, طحن, and overlay welding—creating ugly joints and dangerous stress concentrations.
في ج&ن, we manufacture our Hot Tap Split Reducers and Split Fittings using state-of-the-art CNC wire-cutting technology:
- Absolute Precision: Perfectly smooth bevels and strict geometric tolerances.
- 100% Symmetrical: The two halves mate flawlessly every single time.
- جاهز للحام: Welders can perfectly align and weld them straight out of the box—no forced assembly, no site modifications. This drastically lowers on-site labor costs and construction difficulty.
Whether you are executing a live hot tap, dealing with restricted spaces, or performing emergency repairs, ج&N’s high-precision split fittings deliver a fast, reliable, and perfectly aligned solution.Let’s streamline your pipeline maintenance. اتصال ج&ن today to discuss your specific project requirements!
