HK RONGWEI TECHNOLOGY CO., LIMITED.

Preliminary WELDING PROCEDURE SPECIFICATION

WPS No.: WPS-D14/01

Rev.: 0

PREPARED BY CHECKED BY APPROVED BY

QC ENGINEER QC MANAGER SITE MANAGER
Name: Name: Name:

Sign: Sign: Sign:

Date: …./..../2025 Date: …./..../2025 Date: …./..../2025

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 HK RongWei Technology Preliminary WELDING PROCEDURE SPECIFICATION (pWPS)
Co., Ltd. ASME CODE: Section IX, 2023 Edition
Company Name: HK RongWei Technology Co., Ltd. By:
Proposed Welding Procedure Specification No.: WPS-D14/01, Rev.: 0 Date:
Supporting PQR No.(s): PQR.SMAW-014/02 Date:
Welding Process(es): SMAW Type(s): Manual
(Automatic, Manual, Machine or Semi Automatic)

JOINTS (QW-402) Detail

Joint Design: Butt or Corner Joints
Root Spacing: 0 ÷ 2 mm See attached Sketches
Backing: Double Welded
Backing Material Type: Base metal or Weld metal
Retainer: None
R Metal º Nonfusing Metal
º Nonmetallic º Other
Sketches, Production Drawings, Weld Symbols or Written Description should
show the general arrangement of the parts be welded. Where applicable, the
details of weld groove may be specified.

[At the option of the manufacturer, sketches may be attached to illustrate joint
design, weld layers and bead sequence, (e.g., for notch toughness procedures,
for multiple process procedures, etc.)]

*BASE METAL (QW-403)

P-No.: 1 Group No.: 3 to P-No.: 1 Group No.: 3
OR
Specification type and grade or UNS number: A/SA537 Cl2
to Specification type and grade or UNS number: A/SA537 Cl2
OR
Chem. Analysis and Mech. Prop: None
to Chem. Analysis and Mech. Prop: None
T Limits toughness (QW-403.6): Min. 16mm
Thickness Range (QW-403.8):
Base Metal Groove: 16 mm to 52 mm Fillet: All
Maximum Pass thickness <1/2in. (13mm) (QW-403.9): (Yes) X (No)
Other: N/A
*FILLER METAL (QW-404)
Spec. No. (SFA): SFA5.5
AWS No. (Class.) (QW-404.12): E8016-C1 H5
F-No.: 4
A-No.: 10
Size of Filler metal (QW-404.6): F3.2/ F4.0 mm
Diameter >1/4 in. (6mm) (QW-404.7): None
Supplemental Filler Metal: N/A
Alloy Elements N/A
Weld Metal
Thickness Range (QW-404.30):
Groove: ≤ 200 mm
Fillet: All
T limits ( S. cir. Arc) (QW-404.32): N/A
Electrode-Flux Class.: N/A
Classification (QW-404.33): N/A
Chemical composition N/A
Other: N/A
* Each Base Metal-Filer metal combination should be recorded individualy
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 HK RongWei Technology Preliminary WELDING PROCEDURE SPECIFICATION (pWPS)
Co., Ltd. ASME CODE: Section IX, 2023 Edition
QW-482 (Back)
WPS No.: WPS/014/01 Rev.: 0
POSITIONS (QW-405) POSWELD HEAT TREATMENT (QW-407)
Position(s) of Groove (QW-405.1): All PWHT: 5950C ~ 6350C
Position(s) of Groove (QW-405.2): All Temperature Range: Refer to PWHT Procedure
Welding Progression: Up X Down Time Range: Refer to PWHT Procedure
Position(s) of Fillet: All T Limits (QW-407.4): Refer to PWHT Procedure
Other: N/A Other:
GAS (QW-408)
PREHEAT (QW-406) Percent Composition
O
Preheat Temperature, Minimum: 95 C Gas(es) Mixture Flow Rate
O
Interpass Temperature, Maximum: 180 C Shielding: None None None
Preheat Maintenance: Flame or electric heating Trailing: None None None
Other: N/A Backing: None None None
(Continuous or special heating, where applicable, should be record) Other: N/A N/A N/A
ELECTRICIAL CHARACTERISTICS (QW-409)
Filler Metal Wire Energy Other
Current Travel
Amps feed or Volts (e.g. Remark,
Weld Type Speed
Process Range Speed Power Range Comments, Hot wire.
Pass(es) Classifi- Diameter and Range Addition, Technique,
(A) Range Range (V)
cation (mm) Polarity (mm/min) Torch Angle, etc…
(m/min) (KJ/mm)

Root SMAW E8016-C1 H5 F3.2mm DC-EP 100~125 N/A N/A 20~23 80~120 -

Filler(s) SMAW E8016-C1 H5 F4.0mm DC-EP 135~180 N/A N/A 23~28 120~180 -

Cap(s) SMAW E8016-C1 H5 F3.2mm DC-EP 100~125 N/A N/A 20~23 80~120 -

Amps and volts, or Power or Energy range should be recorded for each electroded size, position, and thickness, etc..

Pulsing Current: N/A Heat Input max: 2.52 KJ/mm

Tungsten Electrode Size and Type: N/A
(Pure Tungsten, 2% Thoriated, etc…)

Mode of Metal Transfer for GTAW (FCAW): N/A

(Spray ARC, Short Circuiting Arc, etc…)

Other: N/A
TECHNIQUE (QW-410)
String or Weave Bead: String or Weaving
Orifice, Nozzle, or Gas Cup Size: N/A
Initial and Interpass Cleaning (Brushing, Grinding, etc.): Grinding and/or Brushing
Method of Back Gouging: Arc-Air Gouging and Grinding
Oscillation: N/A
Contact Tube to Work Distance: N/A
Multiple or Single Pass (Per Side): Multiple Pass
Multiple or Single Electrodes: Single

Electrode Spacing: N/A

Closed to Out Chamber N/A

Manual or Automatic: Manual
Peening: Not permitted
Use of Thermal Processes: None
Other: N/A
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 HK RongWei Technology Preliminary WELDING PROCEDURE SPECIFICATION (pWPS)
Co., Ltd. ASME CODE: Section IX, 2023 Edition

WPS No.: WPS/014/01 Rev.: 0

SKETCH FOR WELD JOINTS (QW-402)

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