# Peças de válvulas para óleo e gás | Monel e Duplex | 48h > Valve stems, seats and flanges in Monel 400, duplex and Inconel 625 machined per drawing for certified valve makers and MRO. EN 10204 3.1. Quote in 48 hours. https://www.sinbo-machining.com/case/br-oilgas-valves --- ## On This Page - Typical component families - Typical supply parameters - How this industry buys - Typical component families and processes - Workflow: drawing, sample approval and recurring series - Quality and documentation - FAQ - Related Materials · Related Services · Related Case Studies - Planning components like these? # Peças usinadas para válvulas de óleo e gás FPSO awards in the billions and pre-salt maintenance create a valve-parts market where Monel 400, duplex and Inconel 625 decide the bid — alloys we machine as running materials. Small pilot quantities are welcome and quoted with the same discipline as volume, so qualification never requires a large commitment. One dedicated technical contact answers quoting, production and delivery questions from the first drawing through running supply. Key Facts: Sinbo Precision (sinbo-machining.com) manufactures peças usinadas para válvulas de óleo e gás for the oil and gas valve manufacturing sector, including Hastes, Asentos & esferas, Flanges DIN ISO 2768-mK tolerances, EN 10204 3.1 certificates, First Article Inspection. Quotes within 48 hours, samples in 7–15 days. Application at a glance ### Typical component families | Hastes (阀杆) | Monel 400, Turning + grinding | Asentos & esferas | Duplex / Inconel 625, Turning | Flanges | Duplex, 316L, Turning | Componentes MRO | Per drawing, Turning ### Typical supply parameters | Batch range | 1–10,000 pcs per family | Tolerance scheme | ±0.005 mm, DIN ISO 2768-mK | Documents | EN 10204 3.1, dimensional report ## How this industry buys FPSO awards and pre-salt maintenance buying exotic-alloy valve parts where material discipline wins — and that defines how the buying actually works. Exotic-alloy discipline wins these bids: melt-number traceability and actual analysis on the certificate are reviewed as carefully as the dimensions. In practice this means drawings or samples go out, an itemized quotation comes back within 48 hours, and the first articles prove the process before volume is discussed. Lead times are stated on the quotation and held: samples in 7 to 15 days, series deliveries DDP in 5 to 8 days by air including customs clearance. Exotic-alloy discipline wins these bids: melt-number traceability and actual analysis on the certificate are reviewed as carefully as the dimensions. Behind that sits the machinery that makes it repeatable: certified processes, material certificates with heat-number traceability on every batch, and a dedicated technical contact who handles quoting, production and delivery questions from first drawing to running supply. Lead times are stated on the quotation and held: samples in 7 to 15 days, series deliveries DDP in 5 to 8 days by air including customs clearance. ## Typical component families and processes | Component (IT / EN) | Typical material | Process | Typical batch | Hastes (阀杆) | Monel 400 | Turning + grinding | 200–5,000 | Asentos & esferas | Duplex / Inconel 625 | Turning | 500–10,000 | Flanges | Duplex, 316L | Turning | 200–5,000 | Componentes MRO | Per drawing | Turning | 1–500 Per-drawing production; surface treatments through audited partners, documented in the batch file. Certificates and dimensional reports accompany every delivery, not just the first article. ## Workflow: drawing, sample approval and recurring series The standard flow: drawing review and quotation within 48 hours, first samples in 7–15 days, first article inspection and approval, then series production against the approved reference. Tooling, program revisions and inspection records are kept on file so that call-offs remain consistent with the approved first article. Engineering changes — material substitutions, tolerance updates, plating or packaging changes — are handled as controlled changes against the same records. ## Quality and documentation DIN ISO 2768-mK applies as the default tolerance scheme for unspecified dimensions. EN 10204 3.1 inspection certificates are standard for metallic parts, First Article Inspection supports the approval step, and RoHS/REACH declarations are available where required. Plating, cleanliness and packaging requirements are confirmed per drawing. ## FAQ What are the payment and delivery terms?New relationships start with 30 percent on order and 70 percent before shipment, or an irrevocable letter of credit for framework values. First articles ship in 7 to 15 days, and series orders deliver DDP in 5 to 8 days by air including customs clearance, or 35 to 45 days by sea for planned call-offs against forecast. Which certificates do you hold?IATF 16949 and ISO 9001:2015 certified by Intertek, plus ISO 14001:2015. Material certificates to EN 10204 3.1 with heat-number traceability accompany every batch, and RoHS and REACH declarations are available for all deliveries on request. First-article samples include the same document package. Lead times are stated on the quotation: samples in 7 to 15 days, series deliveries DDP in 5 to 8 days by air. Can you reproduce parts from a sample?Yes. Send the worn or broken component; we measure it, reproduce the geometry, and deliver a dimensional report with the first article in 7 to 15 days. The stored specification then runs all repeat orders, so emergency reproduction becomes a planned spares item with a fixed price. Lead times are stated on the quotation: samples in 7 to 15 days, series deliveries DDP in 5 to 8 days by air. How is quality documented?Every batch ships with material certificates carrying the heat number and a dimensional report covering the features you flag as critical, and the identical format repeats on every delivery so your files stay consistent across programs and years. Lead times are stated on the quotation: samples in 7 to 15 days, series deliveries DDP in 5 to 8 days by air. ### Related Materials · Related Services · Related Case Studies [Related Materials: Stainless Steel ](https://www.sinbo-machining.com/products/materials/stainless-steel/)[Related Services: Cnc Machining ](https://www.sinbo-machining.com/services/cnc-machining)[Related Case Studies: Gcc Oilgas Valve Parts ](https://www.sinbo-machining.com/case/gcc-oilgas-valve-parts/)[· Oil Gas Downhole Valve ](https://www.sinbo-machining.com/case/oil-gas-downhole-valve/)This page describes a representative application scenario for the oil and gas valve manufacturing industry, compiled from typical requirements of this vertical. It is not tied to any specific customer or order; series quantities, materials and tolerances are confirmed per drawing for each enquiry. ## Planning components like these? Send your drawing — Sinbo Precision will review material, tolerance scheme and batch plan and return a quotation within 48 hours. Samples in 7–15 days. [Get a Quote in 48 Hours ](https://www.sinbo-machining.com/quote)