Free Welding Calculators & Reference
Welding Calculators & Reference
Free welding calculators and reference tools for AWS D1.1:2025 and A2.4. Ön Isıtma, Isı Girdisi, fillet Boyut, Karbon Eşdeğeri — plus symbol charts, compliance guides, and Q&A for fabricators and inspectors.
Calculators
°F
Preheat Calculator
D1.1:2025 Tablo 5.11 lookup. Select steel, process, and Kalınlık — get Minimum preheat and Pasolar Arası Sıcaklık.
kJ
Heat Input Calculator
Calculate heat input in kJ/in and kJ/mm from Voltaj, Amper, and Kaynak Hızı.
△
Fillet Kaynak Size
D1.1 Table 7.7 minimum Köşe Kaynağı Boyutu lookup by material thickness.
lb
Deposition Rate
Calculate Kaynak Metali Yığma Hızı in lbs/hr and kg/hr from wire feed speed and Elektrot diameter.
CE
Carbon Equivalent
Calculate CE(IIW) and Pcm from steel chemistry to assess Kaynaklanabilirlik and Sertleşebilirlik.
D1.1 Reference
WS
WPS Guide
What goes into a WPS under D1.1. Prequalified vs qualified, Table 5.5 essential variables, format Gereksinimler.
WP
How to Fill Out a WPS Form
Field-by-field walkthrough of the D1.1 Annex J form. Table 5.5 variables, tolerances, common mistakes.
PW
Prequalified WPS
Clause 5 requirements for prequalification: approved processes, Table 5.6 steels, Figure 5.1 joints.
PQ
PQR — Procedure Qualification
When a PQR is required under D1.1. Table 6.6 essential variables and the prequalified exception.
D1
AWS D1.1:2025 Overview
What D1.1 covers, 11-Madde overview, prequalified vs qualified WPS paths.
CJ
CJP Weld Guide
Complete joint penetration welds: prequalified joints per Figure 5.1, backing requirements, CJP vs PJP.
MT
Mill Test Report (MTR)
How to read an MTR for D1.1 compliance: ASTM spec to Table 5.6 group to preheat lookup.
T°
Interpass Temperature
D1.1 minimum equals preheat, Maksimum when CVN or material requirements apply.
HT
Post-Weld Heat Treatment
D1.1 Section 7.8 PWHT requirements: when it applies, Sıcaklık ranges, and hold times.
80
Welding Standards Hub
All 80 welding codes covered by Flux: D1.x, ASME IX, API 1104, CSA W59, EN 1011-2, AS/NZS 1554.
Inspection
CW
Certified Welding Inspector
AWS B5.1 CWI requirements: education, experience, exam format, and renewal.
VT
Visual Weld Inspection
D1.1 Clause 8 VT Kabul criteria, Muayene sequence, and reject/accept decisions.
8.1
Weld Defects
Table 8.1 Süreksizlik categories, the VT/RT/UT inspection sequence, and when Onarım is required.
ND
NDE Requirements
When RT, UT, MT, and PT are required under D1.1 Clause 8. Tables 8.1-8.3 decision Kılavuz.
UT
Ultrasonic Testing
D1.1 UT acceptance criteria, Class A through D indications, and scanning requirements.
UC
Weld Undercut
Table 8.1 Altoyma Sınırlar for static and cyclic connections with Nedenleri and repair guidance.
PP
Weld Porosity
Table 8.1 Gözeneklilik acceptance criteria — when porosity passes and when it fails Görsel Muayene.
Symbol Reference
◻
Weld Symbol Chart
Complete AWS A2.4 reference — every weld type, symbol anatomy, arrow side/other side, finishing codes.
◻
Fillet Weld Symbol
Leg size, throat, equal and unequal legs, intermittent fillet welds.
↓
Printable PDF Chart
Print-optimized Kaynak Sembolü reference sheet. All Türleri, anatomy, finishing codes on one page.
G
What Does G Mean?
Grinding and finishing symbols per AWS A2.4 — G, M, C, H, P, R, U designators Açıklaması.
Preheat & Temperature
T°
Maximum Interpass Temperature
D1.1 has no general max. Only A514, HPS70W, HPS100W have 400–450°F limits.
❄
Cold Weather Welding
Below 32°F: preheat to 70°F. Below 0°F: welding prohibited. Wind shelter 5 mph.
5.11
Table 3.2/5.11 Explained
Table 3.2 is now Table 5.11. Seven preheat categories A through G by process and hydrogen level.
A+B
Dissimilar Metal Welding WPS
Use the highest preheat of either steel (§5.7.2). İlave Metal options and WPS writing guide.
Q&A
?
Q&A Hub
D1.1:2025 Kaynak Soruları with specific table and clause citations.
A36
A36 Preheat Temperature
Table 5.11 preheat requirements for A36 steel by process Kategori and thickness.
70
E7018 vs E6013
Electrode Karşılaştırma from a D1.1 compliance perspective — preheat, storage, qualification.
△
Minimum Köşe Kaynağı Size
Table 7.7 explained — which thickness governs and how electrode choice changes the answer.
CE
Carbon Equivalent Explained
D1.1 Annex B CE(IIW) formula with (Mn+Si)/6, Pcm, and what your Sonuç means for preheat.