We require boiler tubes with specific dimensions and material properties:
- Outside diameter range: 610mm to 650mm
- Wall thickness: approximately 75mm
- Standard length: 1500mm per tube
- Material options: Steel S355 or Stainless Steel 304L
- Must be seamless construction

Please confirm availability and provide technical specifications for your products meeting these requirements.

Looking for carbon fiber tubes with specifications D80-234 mm. Interested suppliers please provide product details and technical specifications. State available quantities and production lead time.

We are a contracting company specializing in industrial refrigeration projects requiring carbon steel pipes meeting ASTM standards including A106, A333, and A53. Our current requirement focuses on seamless pipes and fittings originating from Ukraine or European countries.

Please provide quotation for pipes compliant with specifications ASTM A106 (high-temperature service) and ASTM A333 (low-temperature service). The materials will be used in boiler systems and heat exchanger applications.

We require manufacturers with valid certification documents and capacity to handle bulk industrial orders. Kindly include material test certificates and production lead time details in your proposal.

We need to purchase gas detection tubes for multiple applications. Specific requirements:  
1. Benzene detection tubes with 0.25-10ppm range, 10 tubes per pack  
2. Carbon monoxide detection tubes (2/a specification), 10 tubes per pack  
3. Hydrogen sulfide detection tubes with 2-60ppm range, 10 tubes per pack  
Please provide quotation including package specifications and MOQ. Urgent project requires fast response.

Looking for reliable supplier of flat oval shaped carbon steel pipes and tubes. Need multiple thickness options for industrial applications. Please provide product specifications and competitive pricing. Prefer manufacturers with quality certifications.

We require custom protective bags for disassembled carbon avalanche shovels. The bag must meet these specifications:  
- Protect shovel components from scratches and UV damage  
- Prevent moisture transfer in storage/transport environments  
- Allow ventilation for equipment drying  
- Accommodate two separate pieces (24×22.5×4cm blade and 39×9×4cm collapsed tubes)  
 
Premium aesthetic required to match high-end mountaineering equipment. Bag must include logo branding space.  
 
Initial order quantity between 100-500 units with November delivery requirement. Please confirm:  
1. Minimum order quantity  
2. Price range per unit  
3. Production timeline for prototypes and bulk orders

We are looking for manufacturers of carbon steel fin pipes. Please provide detailed product specifications including:
1. Tube material grade and thickness
2. Fin type (extruded/L-footed/embedded)
3. Standard lengths available
4. MOQ and pricing terms
5. Lead time for production
6. Quality certifications
Suitable suppliers are requested to respond with technical specifications and company profile.

We are seeking OEM/ODM partners for private-label infrared sauna heater sets with the following specifications:  
1. Product Components:  
- Carbon far-IR panels  
- Ruby-quartz mid/short-wave tubes  
- Integrated digital controls (120/240 V compatible)  

2. Certification Requirements:  
- UL or ETL listing for finished assemblies  
- CE/RoHS compliance for components  

3. Samples & Orders:  
- Provide sample availability to U.S.  
- MOQ and mass production lead times  
- Tiered pricing for 10/50/200/500/1000 units (EXW/FOB)  

4. Commercial Terms:  
- Payment terms  
- FOB preference for Ningbo/Shanghai/Shenzhen  
- Quarterly initial order capacity of 100-300 kits  

Please include:  
- Product catalog/specifications  
- UL/ETL certificate details with file numbers  
- Quality control procedures including burn-in testing  
- Factory location confirmation and U.S. export experience

We are currently evaluating potential partners with expertise in insulation solutions. We are specifically interested in sourcing Carbon Banding Tape, Mica insulation materials, fiberglass tubes and rings, as well as slot wedges. Please provide detailed information regarding the materials you are currently able to supply, any applicable material treatments, and the full scope of your manufacturing capabilities. We will proceed with preparing and submitting a formal request for quotation.

What is the cost for the 40 mm outer diameter 36 mm inner diameter and 1 meter long Carbon fiber tube? Matte finish and Plain weave

We are contacting regarding the procurement of equipment for thermal post - treatment of recovered carbon black (rCB) produced from pyrolysis of end - of - life tires. We are operating a fine grinding and air classification system and looking to integrate a high - temperature thermal treatment stage. Request a proposal (quotation & technical specifications) for required equipment (continuous rotary kiln or tube furnace for rCB thermal treatment, specific working conditions, capacity, temperature range, etc.) and deliverables (main equipment, control cabinet, feeding and discharging systems, etc.). Appreciate response with available models, technical datasheets, and pricing.

Need Q235B carbon steel seamless pipes. OD: 133mm, Thickness: 4.5mm, Length: 6 meter, Qty: 650 pcs. Monthly required 45 - 50 tons. Please share quotation

Looking to buy needled punch carbon fiberous cylinders for various high temperature applications. Use tubes from 6 - 10 inches diameter, 1/2 inch thick, and 10 to 20 inches long. Request a quote.

400m long Seamless COILED tubing, Size 3/8’’ (9.525 mm)  x 0.049’’ (Thickness), material SS 316L, marking as per ASTM A-269, MAWP marking is also required. 

 Furnace Tubes No. Description Length Unit Qty 1 SUPER HEATER AND HEAT EXCHANGER TUBES, ALLOY STEEL, COLD DRAWN, FULLY ANNEALED SEAMLESS, BEVELLED ENDS, HOT FINISHED, MAT. TO ASTM-A213 GRADE T5. THE WALL THICKNESS SIZE 6 IN, WT 6.80MM, OD 6.625 IN 13000 MM Pcs 145 2 SUPER HEATER AND HEAT EXCHANGER TUBES ALLOY STEEL, COLD DRAWN, FULLY ANNEALED SEAMLESS, BEVELLED ENDS, HOT FINISHED MAT. TO ASTM-A213 GRADE T9. THE WALL THICKNESS SPECIFIED IS THE MINIMUM WALL THICKNESS. SIZE 6 IN, WT 6.80 MM, OD 6.625 IN 12000 MM Pcs 525 3 CONVECTION COILS PREFABRICATION CONVECTION TUBES 6” NB SCH 40, ASTM A-335 P11 13000 MM Pcs 10 

We are looking for silicone-rubber cords/tubing with carbon additive and electrical resistivity of 7.5kOhm/m

1]Tube OD - 20mm
ID- 19mm
Thk - 0.5mm
Qty- 55 meter
Moc - SS304
Seamless
2]Tube OD - 17mm
ID- 16mm
Thk - 0.5mm
Qty- 48meter
Moc - SS304
Seamless

Inquiry About  carbon fiber colored tube 

Multi rifled seamless tube with internal thread 8 ribs
OD63.5 mm *6.3 mm
L= 9M
SA213T2
qty.400 pcs

 I am reaching out to inquire if you currently supply brass seamless tubes that meet the specification ASTM B111 C44300. 

hi do you supply JST pipeline?
"LINE PIPE, SEAMLESS, PLAIN ENDS,""CARBON STEEL TO API 5L GRADE B,""TO ASME B36.10, ASME B16.25, " 1. SIZE : 1/2 IN., SCH. 80 (120 mt) 2. SIZE : 3/4 IN., SCH.80(60 MT) 3. SIZE : 1 IN., SCH. 80 (60 mt) 4. SIZE : 1-1/2 IN., SCH. 80 (MT 30) "LINE PIPE, SEAMLESS, BEVELED ENDS,""CARBON STEEL TO API 5L GRADE B,""TO ASME B36.10, ASME B16.25, " 5. SIZE : 2 IN., SCH. 40 (60 mt) 6. SIZE : 3 IN., SCH. 40 (500 mt) 7. SIZE : 4 IN., SCH. 40 (5208)

Are you carbon seamless tube maker?

 We are interested in the stainless steel seamless schedule pipe and fittings as well as the stainless steel tubing and compression fittings. 

we have a buyer to purchase NICKEL ALLOY SEAMLESS TUBES from your company